Answer:
Explanation:
Pb(NO3)2(aq) + 2NaCl(aq) ==> PbCl2(s) + 2NaNO3(aq)
NO3- mixes with everything at beginning levels.
PbCl2 doesn't mix at all in water. It becomes a ppte, which means it is solid form. Your teacher might prefer using PbCl2(ppte). I think I'd ask to make sure.
B
A qualitative observation describes the characteristics of a substance without quantifying them.
Answer:
A
Explanation:
Only 2 electrons can fit in the fist orbit around the nucleus is what placed them in the first row of the periodic table
Answer:
first one is a second one is e
Explanation: