Предмет: Химия, автор: 24071965r

Обчисли вiдносну густину за гелієм для амоніаку NH3, азоту N2, кисню Ог, мета- ну СН . Зверни увагу, що гелій інертний газ, а отже, не утворює молекул.

Ответы

Автор ответа: unezhewaoxnw6u
10

Объяснение:

D = M(NH3)/M(He)= (14+3•1)/4=17/4 = 4,25

D = M(N2)/M(He)=(2•14)/4=28/4 = 7

D = M(O2)/M(He)=(2×16)/4=32/4 = 8

D = M(CH4)/M(He)=(12+4•1)/4=16/4 = 4

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