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Деякі визначення

QuestionAnswer
Що таке бінарні сполуки? Сполуки, утворені атомами двох різних елементів
Як позначається відносна атомна маса? Ar
Як позначається відносна молекулярна маса? Mr
Як позначається кількість речовини? n
Одиниця вимірювання кількості речовини моль
Числове значення числа Авогадро 6,02 х10 23
Created by: Oleksandra5
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