Heena Sharma, Shubhankat Vats and, Rashmi Gupta Solutions for Chapter: Atoms and Molecules, Exercise 4: Check Point 04

Which one is a larger quantity molar mass or molecular mass? Explain.

Calculate the molar mass of the following compound:

$\mathrm{MgO}$

Calculate the molar mass of the following compound:
${\mathrm{Na}}_2{\mathrm{CO}}_3$
 

Calculate the molar mass of the following compound:
${\mathrm{H}}_3{\mathrm{PO}}_4$

Calculate the molar mass of the following compound:
$\mathrm{Ca}(\mathrm{OH}{)}_2$

Calculate the molar mass of the following compound:
${\mathrm{AI}}_2({\mathrm{SO}}_4{)}_3$

Predict the mass possessed by a certain number of oxygen atoms which is equal to the number of molecules present $1 \mathrm{g}$ of hydrogen gas?

Calculate the number of sodium ions that are present in$212 \mathrm{g}$of sodium carbonate.