Judge these mole and gas claims

Exercise and reference answers

Questions

1. Statement is true

   Yes

   Statement

   Avogadro's number is approximately 6.022 × 10²³.

2. Statement is true

   Yes

   Statement

   One mole of any gas at STP occupies 22.4 litres.

3. Statement is true

   Yes

   Statement

   Molar mass equals atomic mass in grams for an element.

4. Statement is true

   No

   Statement

   One mole of water contains 6.022 × 10²³ atoms.

Instructions

Tap true or false for each claim about moles, molar mass and gas volume.