A mixture of 1-heptyne, 2-heptyne, and 3-heptyne was hydrogenated in the presence of a palladium catalyst until hydrogen uptake stopped. If one assumes that the hydrogenation went to completion for all the reactants present in the mixture, how many distinct seven-carbon isomers were produced?.

If point e(5, h) is on the line that contains a(0, 1) and b(−2, −1), what is the value of h? a)-1 b)0 c) 1 d) 6 !

Why do businesses rely more on teamwork in today’s business environment? a. teams need fewer instructions. b. teams facilitate learning. c. teams create a harmonious environment at the workplace. d. the team’s collective output is greater than the total of each individual’s output. e. teams require lesser supervision

The structure of adenosine triphosphate (atp) is shown here. which statement best explains how energy stored in the chemical bonds of atp can be released.