Embibe Experts Solutions for Chapter: Some Basic Concepts of Chemistry, Exercise 1: BEGINNER'S BOX

The molecular weight of ${\mathrm{SO}}_2$ is:

$1 \mathrm{amu}$ is equal to:-

The actual molecular mass of chlorine is:

Which of the following has the maximum mass?

The volume of $1.0\mathrm{g}$ of hydrogen at $\mathrm{NTP}$ is:

$1.5$ mol  of ${\mathrm{O}}_2$ combine with $\mathrm{Mg}$ to form oxide $\mathrm{MgO}$. The mass of $\mathrm{Mg}$ (At. mass $24$) that has combined is 

What quantity of lime stone on heating will give $56\mathrm{kg}$ of $\mathrm{CaO}$?

The vapour density of a compound is $45$ . Its molecular formula will be-