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VARIASI POLA ALIRAN ARUS, ARUS LISTRIK, DAN TEMPERATUR AIR PADA PRODUKSI HIDR…
Nowadays, Hydrogen is the most promising candidate for clean and sustainable energy. The calorific value of its combustion reaches 286 kJ/mol, at the same weight, the energy of hydrogen is three times greater than that of other fuels. Innovation in the development of hydrogen energy continues until it can be applied to the general public. Research on hydrogen production by utilizing proton exch…
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- xv, 35 hlm.; ilus.; 29 cm
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- T1149082023
PENGEMBANGAN PETUNJUK PRAKTIKUM BERBASIS GREEN CHEMISTRY MATERI INDIKATOR pH …
This study aims to produce a product in the form of green chemistry-based practical instructions for pH indicator materials that meet the valid, practical and effective criteria. The development model used is the ADDIE development model and Tessmer formative evaluation. The stages of the ADDIE development model are analysis, design, development, implementation and evaluation modified with forma…
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- viii, 45 hlm.; ilus.; 29 cm
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- T734052022
PENGEMBANGAN SOAL HIGHER ORDER THINKING SKILL(HOTS) MATERI KESETIMBANGAN ION …
This research is a research on developing higher-order thinking-based questions that aims to produce chemistry questions in the form of descriptions for class XI SMA/MA on ion balance material and relate the pH of the salt to a valid, reliable and determine the level of difficulty and distinguishing power. The development model used in this research is the Mc.Intire development model with 10 st…
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- xii, 71 hlm.; ilus.; 29 cm
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- T735022022
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