Предмет: Химия, автор: Elsaaaaaa

Визначте валентність елементів у сполуках:P2O2

Ответы

Автор ответа: Аноним

Объяснение:

Валентність Р 2 і валентність О теж 2

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Test
Have Been (to) / Have Gone (to)
1
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A has ... been, has ... been B has ... gone, have ... been
C have ... been, have ... been D have ... gone, has ... been
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29/04

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A has been B has gone C have gone D have been
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A has been B have been C has gone D have gone

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