The answer is B. Day hope this helps. If helpful please give branliest answer so I can level up.
Well, there are 1,000 milligrams in a gram so 0.625 grams is 625 milligrams
It's D-because their valence electrons move to higher energy levels.
Answer:
A hypothesis is either a suggested explanation for an observable phenomenon, or a reasoned prediction of a possible causal correlation among multiple phenomena. In science, a theory is a tested, well-substantiated, unifying explanation for a set of verified, proven factors.
Explanation:
He I hope this helps and hope I can brainliest answer