How many moles of helium gas occupy 22.4 litres at 0°C and 1 atmosphere?
One mole of helium at 0°C and 1 atmosphere occupies 22·4 litres.
The cost of table sugar (C12H22O11) is Rs 6 per kg. What is its cost per mole?
The cost per mole is 0.48 Rs.
How many number of moles of oxygen atoms are present in 0.6 mole of hydrated oxalic acid (COOH)22H2O?