A certain reaction has an activation energy of 54.18 kJ/mol. At what Kelvin temperature will the reaction proceed 6.50 times faster than it did at 361 K

In medium-sized stars such as the sun, nuclear fusion almost always means the fusing of nuclei to form , but larger stars can produce elements as heavy as

At a certain temperature the rate of this reaction is first order in hi with a rate constant of : 0.0632s2hig=h2g+i2g suppose a vessel contains hi at a concentration of 1.28m . calculate how long it takes for the concentration of hi to decrease to 17.0% of its initial value. you may assume no other reaction is important. round your answer to 2 significant digits.

Which method would be best to separate a mixture of sand and gravel