Chemistry

All the compounds are gaseous at 20 °C

One of the compounds is gaseous at 20 °C

Two of the compounds are gaseous at 20 °C

Three of the compounds are gaseous at 20 °C

None of the compounds is gaseous at 20 °C

Na₂SO₄ + SO₂ + O₂ + H₂O

Na₂SO₃ + SO₃ + O₂ + H₂O

Na₂SO₄ + SO₂ + S + H₂O

Na₂SO₄ + SO₃ + S + H₂O

Na₂SO₄ + SO₂ + H₂O only

The molecules move at random

The size of molecules is negligble as compared with the volume of gas

The molecular collisions are perfectly elastic

Every molecule has the same kinetic energy at a particular temperature

The average kinetic energy is proportional to the absolute temperature of the gas

ionic

covalent

dative covalent

metallic

none of the above

5.00 mole dm³

5.67 mole dm³

6.00 mole dm³

6.67 mole dm³

7.00 mole dm³