Pressurized hydrogen gas is used to fuel some prototype automobiles. What is the new volume of a 28.8 L sample of hydrogen for which the pressure is increased from 100 kPa to 350 kPa? Assume the temperature remains constant.

What can be found in the ionosphere

Marcel just purchased 1.69 grams of iron fillings in order to make living putty for his 6 year old niece. how many moles of iron are made in his sample?

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