Which describes the pH of an antacid that is used to neutralize stomach acid?

2pos suppose an object in free fall is dropped from a building. its starting velocity is 0 m/s. ignoring the effects of air resistance, what is the speed (in m/s) of the object after falling 3 seconds? give your answer as a positive decimal without units. answer here

Estimate the molar mass of the gas that effuses at 1.6 times the effusion rate of carbon dioxide.

The limiting reactant(s) appeared to be