Answer is 10 units of water molecules.
Answer:
The concentration of KBr is
Explanation:
From the question we are told that
The mass of KBr is 
The molar mass of KBr is 
Volume of water is
This implies that the volume of the solution is 
The number of moles of KBr is

Substituting values

The concentration of KBr is mathematically represented as
Answer:
Light waves carry energy parallel to the motion of the wave, while sound waves carry energy perpendicu
Explanation:
Nitrogen molecule is diatomic, whereas other elements form tetraatomic molecules.