S C Kheterpal, S N Dhawan and, P N Kapil Solutions for Chapter: Some Basic Concepts of Chemistry, Exercise 2: PROBLEMS FOR PRACTICE

Convert the $1 \mathrm{fg}$ (mass of human $\mathrm{DNA}$ molecule) into kilograms.

Convert the following into metre

$41$ Pm (distance of nearest star)

Using the unit conversion factors, express
$1.54$ mm/s in pm/µs

Using the unit conversion factors, express $2.66$ g/cm³ in µg/µm³

Vanadium metal is added to steel to impart strength. The density of vanadium is $5.96$ $\mathrm{g}/{\mathrm{cm}}^3$. Express this in S.I. units ($\mathrm{kg}/{\mathrm{m}}^3$).

A piece of metal is $3$ inch (represented by in) long. What is its length in cm?

A  jug contains $2$ L of milk. Calculate the volume of milk in m³.

How many seconds are there in $2$ days?