Question

1)Normal temperature-273K=_____°C
2) Gases have________density.
3) gases have neither definite______ nor definite______

please answer if you know
if you don't know ignore this question​

Answer 1

$\huge\sf{\underline{\underline{Answer}}}$

1) Normal temperature-237K = 546.15°C

2) Gases have Lower density

3) gases have neither definite Volume nor definite Shape.

$\sf{\underline{\underline{Additional~details}}}$

What are gases ?

Gases means a steam.This is one of the four fundamental states of matter.It is a mixture of air.

It contains of variety pure gas.

Gas has no perfect or fixed shape,volume.Gases have lesser density than all matter.

We use gas as fuel,generate electricity,heat,cooking etc.