A conical building has a height of 60 feet and a radius of 5 yards. What is the volume of air in the building in cubic yards? Round
your answer to two decimal places. (use it = 3.14)

(a) calculate the molarity of a solution that contains 0.0345 mol nh4cl in 400 ml of solution. (b) how many moles of hno3 are present in 35.0 ml of a 2.20 m solution of nitric acid? (c) how many milliliters of 1.50 m koh solution are needed to supply 0.125 mil of koh ?

What is the ratio of the change in y-values to the change in x-values for this function? a) 1: 13 b) 2: 5 c) 5: 2 d) 13: 1

If a baby uses 15 diapers in 2 days how many diapers will the baby use in a year