Which of the following statements about energy is correct? a. energy is a vector quantity. b. energy is the force used to move an object. c. energy is required to set an object in motion or d. energy can be stored, but it can never be transformed or transferred.

Which of the following explains why it took so long for the public to accept the negative health effects of smoking? a)people were waiting for counter reasons, and those were presented. b)scientists had not completely finalized their results, which took 30 years. c)cigarettes were cheaply available and media channels were very inefficient. d)cigarette manufacturers were trying hard to bring an alternative into the market

Name three different units of energy used to measure heat and describe what type of situations each is usually used.

In the derivation of rrkm theory, a factor of 1/2 is introduced when equalizing the rates of formation and decomposition of activated complex as keal-hr) = ko this is clearly against the assumption of transition state theory that states all the activated complex in the transition state iss going to the product. find the reason why this factor is introduced here.