Personally the first thing i do, is expand the number
.0000001004
4 sig figs.
The best and most correct answer among the choices provided by your question is the second choice or letter B.
<span>The statement "It is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge on the phosphorus atom." correctly describes the phosphate ion.
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Answer:
You would most likely have to agree with the friend as scientists only know things by experimenting the unknown. So when synthesizing the new, the result will also be new and unheard of previously by the scientists.
Answer:
0.25moles
Explanation:
no of moles= (no. Of atoms)/Avogadro's number
n= 1.53×10^23/6.02×10^23
n= 0.25moles
