According to the octet rule, an atom with two electron shells is most stable when it contains eight
a. electrons.
b. isotopes.
c. protons.
d. neutrons

Which of these is the result of scientific research and not engineering? a. a new shoe design that features air cushioning for more comfort and protection b. the creation of glass with uv protection. c. a conclusion about diet commonalities among diabetics. d. the development of a smaller, more compact missile.

Which produce would best increase the amount of heat energy that is actually gained by calorimeter b

If you have 5.25 grams of methane (ch4), how many grams of co2 will you produce ?