What is the pressure in torr inside of a container that has He gas with a pressure of 0.450 atm, CO 2 with a pressure of 324 mm Hg and H 2 with a pressure of 40.5 kPa?

How many grams of co(g) are there in 74.5 ml of the gas at 0.933 atm and 30o c?

Calculate the estimated density of each ball. use the formula d = m/v where d is the density, m is the mass, and v is the volume. record your calculations in table a of your student guide. given that the density of water is 1.0 g/cm3, make a prediction about whether each ball will float in water. record your prediction in table a. what is the estimated density of the table tennis ball? record your answer to the nearest hundredth

What are the coefficients that will balance the skeleton equation below? n2 + h2 → nh3