Which of the following is the lightest gas?

1 Nitrogen

2 Hydrogen

3 Ammonia

4 Carbon dioxide

Answer Posted / navanita roy

Hydrogen

Is This Answer Correct ?    50 Yes 6 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Who is the first female cosmonaut?

624


Explain the Evolution of Science as a discipline in the Medieval Period

647


Which country has no sunrise?

2215


What is one light minute?

606


When was the atomic energy regulatory board ( aerb ) constituted?

647






What is length and weight of arihant?

515


Write about recreational function of Science

650


How many naval staffs can occupy arihant?

575


Who propounded the signs of the zodiac?

648


Explain the Aesthetic and Moral values of Science

569


name all the density all cloth,metals,materials?

1994


On what basis Friability limit NMT 1.0%w/w is recommended. what is impact on formulation if this limit exceeds.

1505


Dear Sir I have got through cable size calculation 10 sq mm cable size of one panel, how i be sure that used cable is 10sqmm. a) By measuring each strand of cpper & multilpy by pye and so on...... or By measuring any one cable core with insulation only.

1450


what would be the fate of life on earth 10 yrs down the lane.

1687


a private address 172.116.0.0 will borrow ? bits from the HOST to give one 120 subnets - range = ?

1901