Group 1: +1
Group 2: +2
Group 13: +3
Group 14: +4
Group 15: -3
Group 16: +II
Group 17: -1
Phosphoric acid can act like the acetic acid (vinegar) that can convert chemical energy into electrical energy.
Compound is a pure substance where atoms of two or more elements are chemically bonded togather
In order for plants to go through photosynthesis, they must use <span>B. visible light.</span>
