A rigid cylinder with a movable piston contains a sample of hydrogen gas. At 320. K, this sample has a pressure of 160. kPa and a volume of 3.85 L. What is the volume of this sample at STP? (Make sure you round your answer to the correct number of significant figures) *

Now consider the reaction when 45.0 g naoh have been added. what amount of naoh is this, and what amount of fecl3 can be consumed by it?

The yearly amounts of carbon emissions from cars in belgium are normally distributed with a mean of 13.9 gigagrams per year and a standard deviation of 5.8 gigagrams per year. find the probability that the amount of carbon emissions from cars in belgium for a randomly selected year are between 11.5 gigagrams and 14.0 gigagrams per year. a. 0.340 b. 0.660 c. 0.167 d. 0.397

Displacement is the slope of a velocity vs. time graph a. true b. false