A chemical reaction takes place in a closed system. The mass of the reactants before the reaction was 35 grams. What must the mass of the products of the reaction be, according to the law of conservation of mass?
25 grams
30 grams
35 grams
70 grams

Compare mr. white's feelings about the monkey's paw when he makes the first wish, second wish, and third wish. how does his attitude change? cite textual evidence from the selection to support your answer.

Which of the following describes a similarity between the american revolution and the french revolution? o a. both resulted in the creation of constitutions that are still in use. o b. both were influenced by enlightenment thinking about equality. o c. both rose out of the desperation caused by economic collapse. o d. both involved a colony revolting against an imperial government.

Meaning “restructuring,” reduced government control and the soviet union move away from a totalitarian government. a) glasnost b) detente c) perestroike d) democracy