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UNESA Journal of Chemical Education

journal-of-chemical-education
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Published by Universitas Negeri Surabaya

ISSN : 22529454 EISSN : 22529454 DOI : https://doi.org/10.26740/ujced.v9n3

Core Subject : Science, Education,

Chemistry Computer Science & IT Education Other

UNESA Journal of Chemical Education is Online Journal for communicating and reviews covering all chemical education research which published articles in three times a year by Chemistry Department, Chemical Education Study Program, Faculty of Mathematics and Natural Sciences, State University of Surabaya. This Journal provides readers or authors to present learning development in chemical education through publication research articles. Scope and focus in this journal are: 1. Philosophy and curriculum of Chemical education 2. Innovation and Theory of Learning 3. Media of Chemistry Learning 4. Assessment of Chemistry Learning 5. Missconception in Chemistry UNESA Journal of Chemical Education publishes research articles which are reviewed by expert lecturers. This journal is open access which can used reader to update new issues in chemistry learning.

Arjuna Subject : Kimia(semua kategori) - Kimia (Lain-Lain)

Articles 486 Documents

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PENERAPAN MODEL PEMBELAJARAN KOOPERATIF TIPE NUMBERED HEAD TOGETHER (NHT) UNTUK MELATIHKAN KETERAMPILAN KOMUNIKASI SISWA KELAS XI PADA MATERI ASAM BASA DI SMA NEGERI 1 CERME
UNESA Journal of Chemical Education Vol 8 No 2 (2019)
Publisher : Universitas Negeri Surabaya

Abstrak Tujuan dari penelitian ini adalah untuk melatihkan keterampilan komunkasi siswa dengan menerapkan model pembelajaran kooperatif tipe NHT pada materi Asam Basa. Subjek yang digunakan dalam penelitian ini adalah siswa kelas XI IPA 7 SMAN 1 Cerme. Desain penelitian ini menggunakan desain one-group pretest-posttest. Instrumen yang digunakan dalam penelitian ini adalah lembar observasi keterlaksanaan pembelajaran kooperatif tipe NHT, lembar observasi aktivitas siswa, lembar pengamatan keterampilan komunikasi, lembar pretest dan posttest hasil belajar pengetahuan, dan lembar angket respon siswa. Hasil penelitian menunjukkan bahwa bahwa (1) Persentase penerapan model pembelajaran kooperatif tipe NHT pada pertemuan 1 sampai 3 masing-masing sebesar 92,86%, 93,98%, 95,10%. (2) persentase aktivitas siswa pada pertemuan pertama hingga ketiga berturut-turut sebesar 87,67%, 90,00%, 93,33%. %. (3) Keterampilan komunikasi siswa meliputi kuantitas dan kualitas bertanya dan berpendapat. Persentase komunikasi selama tiga kali pertemuan mengalami peningkatan. (4) Hasil belajar pengetahuan siswa meningkat dengan diterapkannya model pembelajaran kooperatif tipe NHT dibuktikan pada saat posttest nilai rata-rata siswa mencapai 90,00 dengan ketuntasan klasikal sebesar 100%. Secara klasikal diperoleh Gain sebesar 0,84 dengan kategori tinggi. (5)respon peserta didik terhadap penerapan model pembelajaran kooperatif tipe NHT termasuk dalam kategori sangat baik terbukti dengan persentase tanggapan positif 95,83% Kata kunci: Kooperatif tipe NHT, Keterampilan Komunikasi, Asam Basa Abstract The purpose of this study was to train students communication skills by implemention of cooperative learning model type NHT on Acid-Base matter. Subjects used in this study were students of class XI IPA 7 SMAN 1 Cerme. The design of this study used a pretest-posttest one grup design. The instruments used in this study were observation sheets for implementation of cooperative learning type NHT, observation sheet of student’s activity, observation sheet of communication skills, pretest and posttest sheets of learning outcomes of student’s knowledge , and student response questionnaire sheets. The result showed that (1) Percentage of implementation of cooperative learning model type TSTS at meetings 1 to 3 respectively of 92,86%, 93,33%, 95,10%. %.(2) the percentage of student’s activity at the 1st to 3rd consecutive meetings of 87,67%, 90,00% 93,33% (3) Student communication skills include quantity and quality of questions and opinions. The percentage of communication during the three meetings increased4) Student learning outcomes increase with the implementation of cooperative learning model type NHT as evidenced when the posttest scores of students reach 90.00 with classical completeness 100%. Classically, Gain is obtained at 0.84 with a high category (5) the response of learners to the application of cooperative learning model type NHT include in very good category as evidenced by the percentage of positive response of 95,83%Keywords:Cooperatif type NHT, Communication skill, Acid Bases.

PENGEMBANGAN LEMBAR KERJA SISWA BERBASIS INKUIRI TERBIMBING UNTUK MELATIHKAN KETERAMPILAN BERPIKIR KREATIF PADA MATERI LAJU REAKSI
UNESA Journal of Chemical Education Vol 8 No 2 (2019)
Publisher : Universitas Negeri Surabaya

Abstrak Penelitian ini bertujuan untuk mengetahui kelayakan Lembar Kerja Siswa berbasis inkuiri terbimbing pada materi laju reaksi untuk melatihkan keterampilan berpikir kreatif siswa kelas XI SMA. Desain penelitian pengembangan menggunakan metode 4-D (Define, Design, Develop, Dissiminate), namun pada penelitian ini sampai tahap pengembangan (Develop). Selanjutnya diujikan uji coba terbatas pada 12 orang siswa kelas XI MIA 3 SMAN 4 Bojonegoro pada 15 sampai 22 Januari 2019 yang telah mendapatkan materi laju reaksi. Instrumen penelitian terdiri atas lembar telaah, lembar validasi, lembar angket respon siswa, lembar tes pengetahuan, dan lembar tes keterampilan berpikir kreatif. Hasil penelitian menunjukan bahwa Lembar Kerja Siswa berbasis inkuiri terbimbing layak berdasarkan penilaian dari validator dan respon siswa sebesar ≥61% serta mencapai nilai ≥75 sesuai kriteria ketuntasan belajar minimum (KBM). Penilaian validator berdasarkan kelayakan kriteria isi, kebahasaan, penyajian, dan kegrafisan menunjukan persentase sebesar 83,34%, 85,00%, 84,52%, dan 81,25% dengan kategori valid. Respon siswa menunjukan respon positif. Hasil tes pengetahuan memperoleh n-gain score 0,76 dengan kategori tinggi. Hasil tes keterampilan berpikir kreatif siswa orisinalitas rata-rata sebesar 80,56%, berpikir kelancaran rata-rata sebesar 78,13%, berpikir fleksibilitas rata-rata sebesar 87,50%, dan berpikir elaborasi sebesar 83,33% dengan kategori tinggi. Kata Kunci: Lembar Kerja Siswa, Inkuiri Terbimbing, Keterampilan Berpikir Kreatif, Laju Reaksi. Abstract Theaim of this research is to know the feasibility of students worksheet based on guided inquiry to practice students creative thinking skill in reaction rates. The design of development research uses the 4-D method (Define, Design, Develop, Dissiminate), but in this research until the development stage (Develop). Furthermore, the limied trial was conducted on 12 students of class XI MIA 3 of SMAN 4 Bojonegoro in January 15th until 22th 2019 who had received the reaction rates. The research instruments consist of review sheets, validation sheets, student response questionnaire sheets, knowledge test sheets and creative thinking skills test sheets. The results of this research indicate that guided inquiry-based Student Worksheetsare feasible based on the assessment of the validator and student responses of respon ≥ 61% and reached a value of ≥75 according to the minimum learning completeness criteria (KBM). The validator assessment basedon the feasibility of content criteria language, presentation, andgraphic that show a percentage of 83,34%, 85,00%, 84,52%, and 81,25% in the valid category. Student responses indicate a positive response. The results of knowledge test obtain n-gain score of 0,76 with a high category. The results of the students creative thinking skills originality test is 80,56%, thinking fluency is 78,13%, thinking flexibility is 87,50%, and thinking elaboration is 83,33% with a high category. Keywords: Student Worksheets, Guided Inquiry, Creative Thinking Skills, Reaction Rates.

ANALISIS VALIDITAS LKPD BERORIENTASI BLENDED LEARNING UNTUK MELATIHKAN KETERAMPILAN BERPENDAPAT PESERTA DIDIK KELAS X SMA PADA MATERI REAKSI OKSIDASI REDUKSI
UNESA Journal of Chemical Education Vol 8 No 3 (2019)
Publisher : Universitas Negeri Surabaya

Penelitian ini memiliki tujuan untuk mengembangkan LKPD berorientasi blended learning untuk melatihkan keterampilan berpendapat pada materi reaksi oksidasi dan reduksi yang valid digunakan dalam proses pembelajaran. Jenis penelitian yang digunakan adalah penelitian pengembangan berdasarkan model 4D dari Thiagarajan, dkk (1974) dengan tahapan pendefinisian (define), perancangan (design), dan pengembangan (develop) dilanjutkan dengan uji coba tanpa melalui tahap penyebarluasan (disseminate).LKPD ini ditelaah oleh 2 (dua) orang dosen Kimia Universitas Negeri Surabaya dan 1 (satu) orang guru kimia SMA Negeri 11 Surabaya. Sasaran penelitian adalah 16 orang peserta didik SMA Negeri 11 Surabaya. Instrumen yang digunakan untuk menilai validitas LKPD dalam melatihkan keterampilan berpendapat pada materi reaksi oksidasi dan reduksi ini yaitu lembar validasi LKPD dengan kriteria yang dinilai adalah dari segi validitas isi dan konstruk. Hasil rata-rata uji validitas untuk LKPD 1 adalah sebesar 84,35%; LKPD 2 sebesar 83,61%; dan LKPD 3 sebesar 84,35% yang semuanya termasuk dalam kriteria sangat baik (valid). Kata kunci: LKPD, Blended Learning, Keterampilan Berpendapat, Reaksi Oksidasi dan Reduksi

THE DEVELOPMENT OF ANTI MISSOLI SOFTWARE TO REDUCE MISCONCEPTION USING CONCEPTUAL CHANGE TEXT STRATEGY IN SOLUBILITY EQUILIBRIA
UNESA Journal of Chemical Education Vol 8 No 3 (2019)
Publisher : Universitas Negeri Surabaya

This study aimed to determine the feasibility of Anti Missoli software to reduce misconception using conceptual change text strategy in solubility equilibria. The software feasibility is assessed based of three aspects, i.e (1) content validity and construct validity, (2) practicality based on student response questionnaire and supported by student activity observation, (3) effectiveness based on shifting understanding of student conceptions from misconception to knowing concept. The method of the research used Research and Development (R&D) method with 12 students of class XII science in MAN 1 Gresik which selected based on the preresearch results conducted by researchers. This study was conducted in January 2019. The result showed that Anti Missoli software was used to reduce misconception using conceptual change text strategy in solubility equilibria based of three aspects, i.e (1) The average percentage of content validity is 83.33% - 91.67% with very valid criteria and construct validity is 88.89% - 93.06% in very valid criteria, (2) The average percentage of student positive response is 83.33% - 95.84% in very practical criteria and supported by student activities is 83.33% – 100% in very practical criteria, (3) The average percentage of shifting understanding of student conceptions from misconception to know concept is 86.07% in very effective criteria.Keywords: Software, Misconception, Conceptual Change Text, Solubility Equilibria.

THE DEVELOPMENT OF CHEMISTRY ADVENTURE (CHEMTURE) GAME AS LEARNING MEDIA ON CHEMICAL BONDING MATTER FOR HIGH SCHOOL STUDENT
UNESA Journal of Chemical Education Vol 8 No 3 (2019)
Publisher : Universitas Negeri Surabaya

The aim of the research is to produce feasible Chemistry Adventure game as a learning media on Chemical Bonding matter for high school students. The feasibility are reviewed based on validity, practicality, and effectiveness of Chemistry Adventure game. The validity is determined from results of the assessment of contents and construct validity by three validators, the practicality is determined by results of activities observation and response questionnaire of student, while the effectiveness is determined from the learning outcome of students and interest in learning of students. This research is development research using Research and Development (R&D) design with one group pretest and posttest method which is limited trial test was conducted to 33 students of 10th grade of SMAN 1 Sidoarjo, East Java. The result of content and construct validity for every aspect obtained percentage of 73.33% to 86.67% in valid to very valid category. The result of activity observation of students shows relevant activity that obtained percentage of 88.06% and response of students obtained percentage of 89%. Learning outcome of students shows classical completeness of 90.91% and interest in learning of students was classified as high category with average percentage of 83.76%. Based on the research result can be concluded that Chemistry Adventure game is feasible to be used as learning media.Keywords: Game, Chemistry Adventure, Chemical Bonding

Melatihkan Keterampilan Berpikir Kritis Peserta Didik Melalui Strategi Predict Observe Explain (POE) pada Materi Kesetimbangan Kimia Kelas XI SMAN 11 Surabaya
UNESA Journal of Chemical Education Vol 8 No 3 (2019)
Publisher : Universitas Negeri Surabaya

Tujuan penelitian ini adalah mendeskripsikan keterlaksanaan strategi Predict Observe Explain (POE), aktivitas dan keterampilan berpikir kritis materi kesetimbangan kimia kelas XI SMA Negeri 11 Surabaya. Desain penelitian yang digunakan adalah (One group pretest posttest design) dengan objek penelitian XI IPA-4 berjumlah 34 orang. Perangkat pembelajaran yang diterapkan yaitu silabus, Rencana Pelaksanaan Pembelajaran, LKPD, lembar tes keterampilan berpikir kritis. Instrument yang digunakan yaitu lembar keterlaksanaan dan observasi aktivitas. Hasil penelitian menunjukkan bahwa keterlaksanaan POE pertemuan 1-3 secara berurutan yaitu 97,05%; 98,44%; 98,82%. Total persentase aktivitas peserta didik yang relevan selama pembelajaran pertemuan 1 hingga 3 sebesar 95,56%; 97,41%; 98,15%. Keterampilan berpikir kritis peserta didik dalam kategori rendah yakni 6%, kategori sedang sebesar 26% dan 68% dalam kategori tinggi. Kata kunci: Predict Observe Explain, Keterampilan Berpikir Kritis, Kesetimbangan Kimia.

PENERAPAN MODEL PEMBELAJARAN INKUIRI TERBIMBING PADA SUB MATERI LARUTAN ASAM BASA UNTUK MELATIHKAN KEMAMPUAN BERPIKIR TINGKAT TINGGI PESERTA DIDIK KELAS XI SMA NEGERI NGORO JOMBANG
UNESA Journal of Chemical Education Vol 8 No 3 (2019)
Publisher : Universitas Negeri Surabaya

Penelitian ini bertujuan untuk mendeskripsikan keterlaksanaan model pembelajaran inkuiri terbimbing, aktivitas peserta didik, ketuntasan belajar peserta didik dalam kemampuan berpikir tingkat tinggi dan respon peserta didik setelah proses pembelajaran melalui penerapan model pembelajaran inkuiri terbimbing pada sub materi larutan asam basa. Penelitian dilakukan di kelas XI MIPA 4 SMA Negeri Ngoro Jombang. Desain penelitian ini menggunakan “One Grup Pretest Posttest Design”. Hasil penelitian menunjukkan: (1) Keterlaksanaan model pembelajaran inkuiri terbimbing mendapat persentase kualitas keterlaksanaan sebesar 93,25% (≥61) dengan kriteria sangat baik. (2) Aktivitas peserta didik saat proses pembelajaran berlangsung diperoleh persentase aktivitas peserta didik yang relevan lebih tinggi dibandingkan dengan persentase aktivitas peserta didik yang tidak relevan. (3) Hasil belajar kemampuan berpikir tingkat tinggi peserta didik diperoleh rata-rata ranah kognitif C4 sebesar 81,1 dengan gain score sebesar 0,7 pada kriteria tinggi, sedangkan untuk rata-rata ranah kognitif C5 diperoleh sebesar 80,4 dengan gain score sebesar 0,6 pada kriteria sedang. Persentase ketuntasan klasikal yang memperoleh nilai melampaui KKM yang ditetapkan SMA Negeri Ngoro Jombang yaitu sebesar 83,9%. (4) Rata-rata respon peserta didik terhadap model pembelajaran inkuiri terbimbing pada sub materi larutan asam basa memperoleh persentase sebesar 86,13% yang berada pada kriteria sangat baik. Kata kunci: inkuiri terbimbing, berpikir tingkat tinggi, larutan asam basa The research aims to describe the implementation of guided inquiry learning model, students’ activities, mastery of students learning in higher order thinking ability, and students responses after the learning process through the application of guided inquiry learning model on main subject of acid alkaline solution. The study is held in class XI MIPA 4 SMA Negeri Ngoro Jombang. The design of this research is “One Group Pretest Posttest Design”. The result of research are: (1) The implementation of the guided inquiry learning model obtained the implementation quality of 93,25% (≥61) with a very good criteria. (2) The activities of student during the learning process get a greater percentage of relevant students activities than the activities of irrelevant students. (3) The learning outcomes of higher order thinking abilities of students obtained an average C4 cognitive domain of 81,1 with a gain score of 0,7 at high criteria, while for the C5 cognitive domain average was obtained at 80,4 with a gain score of 0,6 in the medium criteria. The percentage of classical completeness that obtained scores exceeded the KKM set by SMA Negeri Ngoro Jombang which was equal to 83,9%. (4) The average response of students to the guided inquiry learning model on main subject of acid alkaline solution by obtaining a percentage of 86,13% which is in very good criteria. Keywords: Guided inquiry, higher order thinking, acid alkaline solution

PENGEMBANGAN SOFTWARE ANTI MISKIM UNTUK MEREDUKSI MISKONSEPSI MELALUI STRATEGI CONCEPTUAL CHANGE TEXT SISWA KELAS XI PADA MATERI ASAM BASA
UNESA Journal of Chemical Education Vol 8 No 3 (2019)
Publisher : Universitas Negeri Surabaya

Penelitian ini bertujuan untuk mengetahui kelayakan software anti miskim dalam mereduksi miskonsepsi siswa melalui strategi conceptual change text pada materi asam basa. Kelayakan software dapat ditinjau dari validitas isi dan validitas konstruk melalui hasil dari para ahli, kepraktisan software ditinjau dari hasil respon siswa dan didukung dengan observasi aktivitas siswa, serta keefektifan ditinjau dari data pergeseran konsepsi siswa. Penelitian ini menggunakan metode penelitian dan pengembangan Research and Development (R&D) oleh Nieveen and Ploom. Software diujicobakan pada 12 siswa kelas XI MIPA SMA Negeri 1 Krembung yang telah memperoleh materi asam basa. Metode yang digunakan untuk mendeteksi miskonsepsi siswa dengan metode three tier diagnostic test, sedangkan strategi yang digunakan untuk mereduksi miskonsepsi siswa adalah strategi conceptual change text. Hasil penelitian menunjukkan software yang dikembangkan valid ditinjau dari validitas isi dan validitas konstruk masing-masing memperoleh range yang sama yaitu sebesar 80%-93,33% dengan kategori sangat valid. Kepraktisan software ditinjau dari hasil respon siswa dan didukung dengan observasi aktivitas siswa memperoleh range yang sama yaitu sebesar 83,33%-100% dengan kategori sangat praktis. Keefektifan software ditinjau dari pergeseran konsepsi siswa memperoleh persentase sebesar 78,98% dengan kategori efektif. Kata kunci: Software, miskonsepsi, conceptual change text, asam basa This study aims to determine the feasibility of anti miskim software in reducing students’ misconceptions through the conceptual change text strategy on acid base material.The feasibility of the software is viewed from content validity and conctruct validity through the result of expert, the practicality of software is reviewed from the result of student responses and is supported by observation of students activities, as well ass effectiveness in terms of data shifting students’ conceptions.This research used research and development (R&D) methods by Nieveen and Ploom. Software was tested on 12 students of class XI MIPA SMA Negeri 1 Krembung who had obtained acid base material. The method used to detect students’ misconceptions is a three-tier diagnostic test, and the strategy used to reduce misconceptions is the conceptual change text strategy.The results showed that the software developed valid in terms of content validity and construct validity each obtained the same range of 80%-93,33% with very valid categories. The practicality of the software is viewed from the result of student responses and is supported by observising the activities of students gets same range of 83,33%-100% with very practical categories.The effectiveness of software in terms of shifting conception of students obtained a percentage of 78,98% in the effective category. Keywords: software, misconception, conceptual change text, acid base

PENERAPAN MODEL LEARNING CYCLE 7-E UNTUK MELATIHKAN KETERAMPILAN PROSES SAINS (KPS) PESERTA DIDIK PADA MATERI ASAM BASA DI SMA NEGERI JOGOROTO
UNESA Journal of Chemical Education Vol 8 No 3 (2019)
Publisher : Universitas Negeri Surabaya

Tujuan dari penelitian ini untuk mendeskripsikan keterlaksanaan dan keterampilan proses sains peserta didik setelah dilaksanakan pembelajaran Learning Cycle 7-E untuk melatihkan keterampilan proses sains pada materi asam basa. Subyek yang digunakan dalam penelitian ini adalah peserta didik kelas XI IPA 3 SMA Negeri Jogoroto. Jenis penelitian yang digunakan adalah pre-experimental dan menggunakan rancangan One-Group Pretest-Posttest Design. Instrumen yang digunakan adalah lembar pengamatan keterlaksanaan pembelajaran Learning Cycle 7-E, lembar pengamatan aktivitas peserta didik dan lembar soal tes keterampilan proses sains. Hasil penelitian menunjukkan bahwa (1) Persentase keterlaksanaan model pembelajaran Learning Cycle 7-E pada fase 1 sampai 7 berturut-turut sebesar 93,75%; 100%; 100%; 93,75%; 93,75%; 81,25% dan 75% dengan kategori sangat baik dan baik. (2) Keterampilan proses sains peserta didik berhasil dilatihkan dengan adanya peningkatan test yang dilihat melalui nilai gain pada indikator mengamati sebesar 1,0 (tinggi), indikator merumuskan hipotesis sebesar 0,9 (tinggi), indikator merancang percobaan sebesar 0,7 (tinggi), indikator menafsirkan sebesar 0,8 (tinggi), dan indikator mengklasifikasi sebesar 0,8 (tinggi). Kata kunci: Learning Cycle 7-E, Keterampilan proses sains, Asam basa. The aim of this research is to describe the implementation and science process skills of students after Learning Cycle 7-E is done to train the science process skill on acid-base material. Subjects used in this research were students of class XI IPA 3 SMA Negeri Jogoroto. The type of research is pre-experimental and used One-Group Pretest-Posttest Design. The instruments used include observation sheets of implementation Learning Cycle 7-E, observation sheet of student’s activity and test sheets of science process skills. The results of research obtained (1) the percentage of implementation of Learning Cycle 7-E model in phases 1 to 7 respectively 93.75%; 100%; 100%; 93.75%; 93.75%; 81.25% and 75% with very good and good categories. (2) The student science process skills can be trained by improvement of science process test is seen by gain score at observation indicator was 1,0 (high category), formulating hypotheses was 0,9(high category), designing experiments was 0,7 (high category), interpretation indicator was 0,8 (high category) and classification indicator was 0,8 (high category). Keywords: Learning Cycle 7-E, Science process skills, Acid-base.

PENERAPAN MODEL PEMBELAJARAN KOOPERATIF TIPE NUMBERED HEAD TOGETHER (NHT) UNTUK MELATIHKAN KETERAMPILAN PROSES SAINS PADA MATERI KESETIMBANGAN KIMIA KELAS XI SMA
UNESA Journal of Chemical Education Vol 8 No 3 (2019)
Publisher : Universitas Negeri Surabaya

Penelitian ini memiliki tujuan melatihkan keterampilan proses sains menggunakan model pembelajaran kooperatif tipe NHT. Sasaran penelitian ini adalah peserta didik kelas XI MIPA 3 SMAN 2 Kota Mojokerto sebanyak 36 siswa. Jenis penelitian ini adalah deskriptif kuantitaif dengan desain penelitian One Group Pretest Posttest Design. Hasil penelitian menunjukkan bahwa (1) keterlaksanaan model pembelajaran kooperatif tipe NHT pada pertemuan pertama, kedua, dan ketiga sebesar 85,85%, 87,74%, dan 90,86%. (2) aktivitas peserta didik yang termasuk dalam keterampilan proses sains yang diamati yaitu merumuskan masalah dan hipotesa, menuliskan variabel, melakukan percobaan/ pengamatan, menuliskan data percobaan, menganalisa data, dan menarik kesimpulan. Aktivitas peserta didik yang relevan lebih tinggi daripada aktivitas yang tidak relevan. (3) Hasil belajar keterampilan proses sains peserta didik terjadi peningkatan dengan kategori sangat baik, sedangkan hasil belajar ranah pengetahuan tuntas secara klasikal sebesar 88,89%. (4) Respon peserta didik terhadap pembelajaran sebesar 89,94%. Sesuai dengan hasil dapat diambil kesimpulan bahwa model pembelajaran kooperatif tipe NHT bisa digunakan untuk melatihkan keterampilan proses sains peserta didik kelas XI MIPA 3 SMA Negeri 2 Kota Mojokerto.Kata kunci : model pembelajaran kooperatif, keterampilan proses sains, kesetimbangan kimia

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