C
The elements are Lithium and Beryllium— just look at the mass number on the periodic table
if i am correct the volume of nitrogen gas has to equal to molecules density, making the substance 1.27 liters :)
Answer: Intrusive rock also called plutonic rock. They are formed from magma forced into older rocks at depths within the earths crust.
Explanation:
When a bond is broken that should be a type of reaction. When bonds are broken sometimes heat is released.
Answer:
1. relative time
2.absolute time
Explanation:
Time that is measured in definite periods such as minutes, days, and years is called
a. Relative time.
b. absolute time.
