Which chemical equation best describes the reaction of potassium metal with fluorine gas to form solid potassium fluoride?
a. k(s) + f2(g) → kf2(s)
b. k(s) + f(g) → kf(s)
c. k2(g) + f2(g) → 2 kf(s)
d. 2 k(s) + f2(g) → 2 kf(s)
i guessed b

8.98 dm3 of hydrogen gas is collected at 38.8 °c. find the volume the gas will occupy at -39.9 °c if the pressure remains constant.

Asuspension of yeast cells is being grown under anaerobic conditions such that glucose is degraded to ethanol and carbon dioxide. if one wishes to follow this process by monitoring the release of 14co2, at which positions in the glucose molecule would the 14c label need to be incorporated?

Find the missing probability in the table below a.0.10 b.40 c.0.80 d. 0.20