Question

1. Assertion: atomicity of sulphur is 8.
Reason:1 mole of an element contain 6.023 x10^23 atoms.
2.Assertion: Air is a solution
Reason: it is homogeneous mixture of nitrogen Oxygen carbon dioxide and other gases.
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Answer 1

Explanation:

Reason:1

mole of an element contain 6.023 x10^23 atoms.2. ...

2.Assertion: Air is a solution. Reason: it is homogeneous mixture of nitrogen Oxygen carbon dioxide