You add the protons and neutrons together, so the mass = 12
The correct answer is:
They have a low boiling point because of weak intermolecular forces.
Answer:
45 joules to calories= 10 (10.755258) calories
Answer:
2 significant figures i.e. 2 and 7.
Explanation:
We need to find the number of significant figures in the given number i.e. .
It has 2 significant figures i.e. 2 and 7.
It means the power of 10 doesn't count in the significant figures.
Hence, there are 2 significant figures.