Ethan is a punk plz help

What are the percent by mass of copper in penny lab

If a reactant was removed, did the new equilibrium system shift to make more reactants or more products?

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