How many moles are equal to 47.2 g of K, O?

A48 g piece of ice at 0.0 ∘c is added to a sample of water at 7.4 ∘c. all of the ice melts and the temperature of the water decreases to 0.0 ∘c. how many grams of water were in the sample?

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

Stage in which a typical star has completely stopped fusion