Which of these statements about reaction rates is accurate? All chemical reactions occur at a fast rate.

All chemical reactions occur at different rates.

All chemical reactions occur at a slow rate.

All chemical reactions occur at the same rate.

If a reactant was removed, did the new equilibrium system shift to make more reactants or more products?

7. what temperature is need to just dissolve 50 g of nh4cl in 75 g of water? '

If a solution is considered basic, then a) the hydroxide ion and hydronium ion concentrations are equal. b) the hydroxide ion concentration is less than the hydronium ion concentration. c) the hydronium ion concentration is greater than the hydroxide ion concentration. d) the hydroxide ion concentration is greater than the hydronium ion concentration.