S C Kheterpal, S N Dhawan and, P N Kapil Solutions for Chapter: Some Basic Concepts of Chemistry, Exercise 19: TEST YOUR GRIP

AZT (Aziodothymidine) is used for victims of _____.

If a system consists of a number of phases, it is said to be _____.

Element which possess the characteristics of metals as well as non-metals are called _____.

$\mathrm{kg} {\mathrm{m}}^{-1}{\mathrm{s}}^2$ is the unit of _____.

The law which doesn’t follow from _____ atomic theory is Gay-Lussac's law of gaseous volumes. (Dalton/Rutherford)

Equal volume of all gases under similar conditions of temperature and pressure contain equal number of molecules. This statement is called _____ .

One amu (or u) has mass equal to _____ $\times {10}^{-27}\mathrm{kg}$.$(1.66/1.756)$

The number of molecules present in $1 \mathrm{kg}$ mole is _____$\times {10}^{26}$.$\left(6.022/6.626\right)$