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kateshash
@kateshash
August 2021
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Выведите формулу вещества, содержащего 82.7% углерода и 7.7% водорода. Плотность этого вещества 2.59г/л.(н.у.)
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tstolya
M (CxHy) = 22,4 * 2,59 =58г/моль
n(C) =W(C) *Mr(CxHy)/ Ar(C) * 100% =82,7 * 58 /12 *100 =4
n(H) = W(H) *Mr(CxHy) / Ar(H) * 100% = 17,7 * 58 / 1 * 100 =10
Ответ С4Н10
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Answers & Comments
n(C) =W(C) *Mr(CxHy)/ Ar(C) * 100% =82,7 * 58 /12 *100 =4
n(H) = W(H) *Mr(CxHy) / Ar(H) * 100% = 17,7 * 58 / 1 * 100 =10
Ответ С4Н10