Efforts to Increase Mathematical Logical Intelligence Through Development of Student Worksheets Based on Problem Based Learning

by Prahasti Cynthia Hardiyanti, Sri Wardani, Cepi Kurniawan
Published 2020-12-01

Preliminary Study of the Entrepreneurial Soul (Enterpreneur) of High School Students in Scientific Chemistry Learning with a Scientific Approach

by Sabrina Dwie Karunia, Woro Sumarni, Cepi Kurniawan
Published 2020-12-01

Analysis of Salt Hydrolysis Misconception With False Statements After Application of Guided Inquiry Assisted by E-Laboratory Instruction

by Min Zahrotil Umami, Rubi’ah Rubi’ah, Sri Wardani, Cepi Kurniawan
Published 2020-12-01

Biodiesel Synthesis From Waste Cooking Oil Using CaO.SrO Catalyst By Transesterification Reaction In Batch Reactor

by Nuni Widiarti, Ismi Arinal Haq, F. Widhi Mahatmanti, Harjito Harjito, Cepi Kurniawan, Surapto Suprapto, Didik Prasetyoko
Published 2018-12-01