Which of the following would be an example of potential energy thermal, nuclear, light, electrical

Chemical kinetics what was the rate of reaction in trial 3? choose the closest answer.

Imagine that twenty i.u.’s of enzyme z were catalyzing the above reaction for one minute, under vmaxconditions, in a 3.00 ml assay volume. the assay is buffered with 20 mm phosphate buffer, ph 7.60. what will the ph be at the end of that one minute?

What mass of natural gas (ch4) must you burn to emit 276 kj of heat?