Use of the Data Booklet is relevant to this question.

The approximate percentage composition of the atmosphere on four different planets is given in

the table below.

The density of a gas may be defined as the mass of 1 dm3

of the gas measured at s. t. p.

Which mixture of gases has the greatest density?

planet major gases /

% by number of molecules

A Jupiter H2 89.8, He 10.2

B Neptune H2

80.0, He 19.0, CH4 1.0

C Saturn H2 96.3, He 3.25, CH4 0.45

D Uranus H2 82.5, He 15.2, CH4 2.3

Question

Jeremy Woods

Geography

1 August, 02:47

Use of the Data Booklet is relevant to this question.

The approximate percentage composition of the atmosphere on four different planets is given in

the table below.

The density of a gas may be defined as the mass of 1 dm3

of the gas measured at s. t. p.

Which mixture of gases has the greatest density?

planet major gases /

% by number of molecules

A Jupiter H2 89.8, He 10.2

B Neptune H2

80.0, He 19.0, CH4 1.0

C Saturn H2 96.3, He 3.25, CH4 0.45

D Uranus H2 82.5, He 15.2, CH4 2.3

+2

Answers (1)

Know the Answer?

Leroy Neal · Answer 1

The density of a gas may be defined as the mass of 1 dm3 of the gas measured at s. t. p.

The following mixture of gases has the greatest density: D Uranus H2 82.5, He 15.2, CH4 2.3