6. An object exerts a reaction force when it o maintains its direction of motion
O has a net force of zero
O is pushed by another object
O is pulled by another object

Sodium sulfate dissolves as follows: na2so4(s) → 2na+(aq) + so42- (aq). how many moles of na2so4 are required to make 1.0 l of solution in which the na concentration is 0.10 m?

Which statement is true about a catalyst? a: a catalyst decreases the rate of the reaction. b. a catalyst is consumed during a chemical reaction. c. a catalyst lowers the activation energy of a reaction. d. a catalyst increases the reactant concentration during a reaction.

Find the mass, in grams, of 5.00*10^23 molecules of f2