the student made 250 cm3 of a solution of citric acid of concentration o. o500 mol/dm 3 calculate the mass of citric acid required

Compare and contrast physical changes with chemical changes.

16. in a reaction that has reached equilibrium, a. the forward and reverse reactions are occurring at the same rate. b. the reactants and products are in equal concentrations. c. the forward reaction has gone further than the reverse reaction. d. there are equal numbers of atoms on both sides of the equation. e. a, b, and d are correct.

40dm3 of gas at 760 torr are heated from 5°c to 50°c what is the new volume