How many moles are in a sample of methane, CH4 with a mass of 85.08 grams?

What is the main reason why some developing countries fear the increase the free trade policies around the world?

Tell me the iupac name of the following compounds:

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