Author Question: If a neutral atom gains two electrons, what is the electrical charge of the atom? A) -1 B) +1 ... (Read 107 times)

maychende · **on:** Aug 27, 2018

If a neutral atom gains two electrons, what is the electrical charge of the atom?

A) -1
B) +1
C) -2
D) +2
E) neutral

Question 2

Why do scientists run control experiments and repeat their tests several times?

A) to minimize the number of conclusions and limit potential flaws in the experiment
B) because they get paid by the hour
C) to improve the chance of success
D) because chemistry is about doing experiments
E) to maximize the number of possible conclusions that can be obtained