What is the density of water?

What is the SI unit of mass?

The formula to calculate density is:

The mass of an atom is concentrated in its........... .

............is a composite radical.

.............. is a bicarbonate radical

What is the SI unit of length?

Which of the following is used to measure the volume of irregularly shaped objects?

A mole of any substance stands for ............... molecules.

The symbol of Avogadro’s number is ...............

Which of the following is a derived unit?

The unit Dalton is used to express................. .

Which of the following instruments is used to measure length with high precision?

Which of the following materials expands the most when heated?

The valency of element with electronic configuration ........... is 2.

Which of the following materials has the highest density?

What is the SI unit of temperature?

Molecular formula of sodium sulphate is.................

The SI unit of volume is:

Which instrument is used to measure atmospheric pressure?

............ g of water make 1 mole of water.

What is the SI unit of density?

Which of the following statements about density is correct?

Which instrument is used to measure mass?

Iron (Fe) exhibits the variable valencies as.............. .