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Mole Concept and Avogadro's Number

Equal moles o...

Question

Equal moles of oxygen and hydrogen contains ............ number of molecules.

A

equal

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B

unequal

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C

ambiguous

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D

data insufficient

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Solution

The correct option is A equal
Moles of oxygen = moles of hydrogen = $X$ .
Number of molecules = $X \times N_{\circ}$ and they are equal.

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