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What mass of nitrogen, N(2), will conta...

What mass of nitrogen, `N_(2)`, will contain the same number of molecules as `1.8 g` of water, `H_(2)O` ? (Atomic masses : `N = 14 u , H = 1 u , O = 16 u`)

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LAKHMIR SINGH & MANJIT KAUR-ATOMS AND MOLECULES-Exercise
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  10. Which postulate of Dalton’s atomic theory can explain the law of defin...

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  11. Define the atomic mass unit.

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  12. Why is it not possible to see an atom with naked eyes?

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  13. Write down the formulae of (i) sodium oxide (ii) aluminium chlor...

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  14. Write down the names of compounds represented by the following formula...

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  15. What is meant by the term chemical formula?

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