The number of moles present in 2 litres of 0.5M NaOH is

The number of moles present in 2 litre of 0.5 M NaOH is:

The number of moles present in 24.5 g of HSO is

The number of moles present in 34.5 g of HSO is

The number of moles present in 44.5 g of HSO is

The number of moles present in 54.5 g of HSO is

Calculate the number of moles present in 160 gm of NaOH. [Atomic Mass : Na = 23, H = 1, O = 16]

The number of moles of nitrogen present in one litre of air containing 15% nitrogen by volume, under standard condition, is:

The number of moles of nitrogen present in one litre of air containing 16% nitrogen by volume, under standard condition, is:

The number of moles of nitrogen present in one litre of air containing 18% nitrogen by volume, under standard condition, is:

The number of moles of nitrogen present in one litre of air containing 19% nitrogen by volume, under standard condition, is: