A 150.0 g pure sample of FeTiO3 was analyzed and it was found to contain 36.81% Fe by mass. Would you expect this percentage to
be the higher, lower, or the same in a 450.0g pure sample of
FeTiO3? Explain.

Which of the following is true about the products formed during photosynthesis? (5 points) select one: a. they have the same mass as the mass of reactants. b. they are the same set of compounds as the reactants. c. they have more mass than the mass of reactants. d. they are chemically the same as the reactants.