Question

A. Fill in the blank spaces by choosing the
correct words from the list given below :
1. The density of iron is 7.8 gcm-3. The volumeof 390 g of iron is_________cm3.
2. The density of _________hardly changeswith a rise in temperature by 20°C.
3. In SI system, unit of density is________.​

Answer 1

Explanation:

atoms in liquid are tightly packed