3 years ago

Which classification best describes oxygen gas? a element b compound c solution d heterogeneous mixture

Chemistry

1 answer:

NNADVOKAT [17]3 years ago

4 0

Answer:

oxygen is an element because it is a pure substance which cannot be split into simpler substances by chemical means

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Use the chemical equation below to determine how many moles of ammonia

anzhelika [568]

Answer:

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Explanation:

The balanced equation will look like this:

4N2 + 4H2 -> 8NH

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