Question

3.
A body starts from rest with constant acceleration
and travels 90 m in 8th second, then acceleration
of the body is
(1) 5 m s-2
(2) 12 m s-2
(3) 15 m s-2
(4) 7.5 m s-2​

Answer 1

Answer:

Relative molecular mass of gas x

=2 x vapor density

=2 x 5

=10

Therefore, the relative molecular mass of gas x is 10g.

Read more on Brainly.in - https://brainly.in/question/8255061#readmoreTo get the relative molecular density of gas x, we should get the vapor density first. The equation for volume density is:

To get the relative molecular density of gas x, we should get the vapor density first. The equation for volume density is:

Relative molecular mass of gas x

=2 x vapor density

=2 x 5

=10

Therefore, the relative molecular mass of gas x is 10g.

Read more on Brainly.in - https://brainly.in/q

Explanation: