Which two inner planets have water in the form of ice?

a) mercury and mars

b) mercury and earth

c) venus and mercury

d) mars and earth

Question 3(multiple choice worth 4 points) (04.04 lc) what does it mean when an element is reduced? it empties a valance shell, reducing its atomic radius. it gains electrons, reducing its overall charge. it increases electronegativity, reducing its ability to bond. it loses electrons, reducing its electron number.

Which compound most likely has the greatest bond energy?

How many atoms or molecules are there in a mole of a substance?