September 2023 0 4 Report
1. Сколько атомов в 128 г серы?

2. Сколько атомов в 0,8 моля Cu?

3. Сколько молей содержится в 12,04 · 1023 атомах Fe?

4. Сколько молей в 8 г CH4?

5. Рассчитайте массу 1,5 моль HNO3?

6. Кто будет весить больше и сколько: 3,01 x 10²³ молекулы воды или такое же количество аммиак (NH3)?​
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