Answer:
There are 3 significant figures
We know that 1 mole of anything has a volume of 22.4 liters.
And 1 mole of N2 gas has a weight of 28 grams.
Comparing them , we get the answer as 5.31
What laboratory activity. The law of conservation of energy is that energy remains constant. This relates to physics
Steam.A pure substance has an unchanging composition,water in the form of steam has an unchanging composition