Which action will slow down the rate of a reaction? a. decreasing surface area of a solid reactant b. adding a catalyst to the reaction c. increasing the concentration of the reactants d. raising the temperature of the reactants

Which statement explains which thermometer is more appropriate to measure the temperature of a liquid at 43.6 degrees celsius a) thermometer a, because it measures temperature more accurately than thermometer b b) thermometer b, because it measures temperature more accurately than thermometer a c) thermometer a, because it measures temperature more precisely than thermometer b d) thermometer b, because it measures temperature more precisely than thermometer a