Cement, if a rectangular piece 2,00cm x 2.00cm x 9.00cm has a mass of 108g. Find the density in g/cm^3

The graph above shows how the price of cell phones varies with the demand quantity. the equilibrium price for cell phones is where both supply and demand quantities equal $100, 5,000 5,000, $100

Write a hypothesis that answers the lesson question, “while observing a chemical reaction, how can you tell which reactant is limiting? ” hypothesis: if a substance is the limiting reactant, then . . because . .

Can someone me with questions 15 to 17 plz.