What is the concentration of H2SO4 if 12.3 mL of 0.200 M NaOH solution is needed to neutralize 10.0 mL of H2SO4 solution

Avariable that is not being directly tested during an experiment should be changed varied experimented controlled

Is 343 in the sequence -5, -2, 1, 4, 7

Which change will decrease the number of effective collisions during a chemical reaction? a. adding a catalyst b. increasing the surface area c. decreasing the temperature d. increasing the reactant concentrations e. increasing the volume of the reactants