1. Wind energy is a renewable energy source.
2. The windmill relies on a renewable natural resource - wind - to produce energy.
H2O is the chemical formula of water. It means that each molecule of water is made up of two hydrogen atoms, indicated by the letter H, and a single oxygen atom, represented by the O. Water is a chemical substance with no smell, taste, or color.
The answer to your question is Hubble’s law
Answer:
MgSo4 : 7H2O
Mr 120 : Mr 126
mass 80: x
then cross multiply
Explanation:
making x the subject of the formula then you will get 84 as the mass of water
Answer:
answer us A I hope it helps u