Question

All formula atoms and moleculesc class 9

Answer 1

Explanation:

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Answer 2

Answer:

1 no.of mole = weight / molar mass

2 no.of mole = volume (liter) /22.4(liter)

3 molarity = no. of mole of solute / volume of solutions

4 morality =no. of mole of solute / mass of solvent

5 normality = no. of gram equivalent of solute / volume of solutions

6 vapour density = molar mass / 2