Предмет: Химия, автор: daviddaranuca18

Відносна густина газоподібної речовини за воднем дорівнює 22 (сполука Карбону). Обчисліть молярну масу

цієї речовини. Що це за речовина?

StDn: Треба розгорнуто?
daviddaranuca18: Так , якщо тобі не важко , щоб там було саме головне

Ответы

Автор ответа: dyexfnf
2

Ответ:

Объяснение:

Мr = D(H2) * M(H2) = 22 * 2 = 44 г/моль

Так як сполука Карбону, а Карбон має молярну масу  12 г/моль

то маємо формулу С3Н8 - пропан

М(С3Н8) = 12 * 3 + 1 * 8 = 44 г/моль

daviddaranuca18: Дякую друже , дуже допоміг.
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