Which of the following statements is true? question 5 options: chemical reaction rates vary with the conditions of the reaction, but nuclear decay rates do not. both chemical reaction rates and nuclear decay rates vary with the conditions of the reaction. neither chemical reaction rates nor nuclear decay rates vary with the conditions of the reaction. nuclear decay rates vary with the conditions of the reaction, but chemical reaction rates do not.

Using this reversible reaction, answer the questions below: n2o4 2no2 (colorless) (reddish-brown) -as the temperature increased, what happened to the n2o4 concentration? -was the formation of reactants or products favored by the addition of heat? -which reaction is exothermic? right to left or left to right? -if the change of enthalpy of this reaction when proceeding left to right is 14 kcal, which chemical equation is correct? n2o4 2no2 + 14 kcal n2o4 2no2, hr = +14 kcal n2o4 + 14 kcal 2no2 n2o4 2no2, hr = -14 kcal