Which of the following statements is true?

a. weight and mass are always the same thing.

b. weight depends on gravity , but mass does not

c. mass depends on gravity , but weight does not .

d. weight and mass both depends on gravity

Consider the following reaction at equilibrium: c(s)+h2o(g)⇌co(g)+h2(g) predict whether the reaction will shift left, shift right, or remain unchanged upon each of the following disturbances. a) c is added to the reaction mixture. b) h2ois condensed and removed from the reaction mixture c) co is added to the reaction mixture d) h2 is removed from the reaction mixture.