Question

Difference between 0.70 molar naoh and 0.70 molal naoh

Answer 1

i molar is defined as number of moles of solute present in 1litre of solution

0.70molar Noah means 1litre of solution contains 0.70 mole of solute..

1 molal is defined as number of moles of solute present in 1 kg or 1000g or solvent

0.70 moral naoh means that 1 kg of solvent contains0.70 mol of naoh