Question

calculate number of moles of hydrogen in 0.448 litre of hydrogen gas at STP​

Answer 1

Answer:

Refer to the attachment for your answer

Answer 2

Answer:

0.02 number of moles are present in 0.448 liters of Hydrogen gas.

Explanation:

Moles:

Mole is basically a unit. It is used in chemistry. It defines the the mass of a substance containing containing the same number of fundamentals units. These fundamental units are electrons, molecules, atoms etc. The SI unit of mole is Mol.

To determine number of moles of hydrogen in 0.448 liters of hydrogen gas the following method is used:

• Mass of one mole of hydrogen is 22.4 Mol
• Number of moles is expressed by the following formula,

        Number of moles = Mass of substance / Mass of one mole.

• Number of moles = 0.448/22.4.
• 0.02 Mol