What is an atom called
at has gained or lost electrons?
a. molecule.
b. ion.
c. polar
d. nonpolar.

In which direction will the following reaction go if the standard reduction potentials are 0.80 v for ag/ag+ and –0.44 v for fe/fe2+? ag+ + fe → ag + fe2+ a.)forward b.)the reaction cannot occur. c.) not enough information is given. d.) reverse

What is the molecular weight of copper

40dm3 of gas at 760 torr are heated from 5°c to 50°c what is the new volume