Author Question: Which cation has the atomic number of 20 and a charge of +2? A) C2+ B) Mg2+ C) Ca2+ D) ... (Read 76 times)

cagreen833 · **on:** Aug 27, 2018

Which cation has the atomic number of 20 and a charge of +2?

A) C2+
B) Mg2+
C) Ca2+
D) S2+

Question 2

How is most of the water consumed by individuals in the United States actually used?

A) We rinse it down the sink, tub, or toilet.
B) We drink it.
C) We use it to water our lawns.
D) It evaporates.
E) none of the above