Stoichiometry review please someone help me please

Which of the following units is not an official si unit? mole liter kilogram ampere

How does the viscosity of magma change as magma cools?

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