66.7 ml of ethanol was dissolved in 222.2 ml of water. what is the volume % of the ethanol in the solution?

In a copper wire, a temperature increase is the result of which of the following

Choose an equation that represents an enzyme-catalyzed reaction. (a) enzyme + substrate → enzyme-substrate complex (b) enzyme + substrate ←−→ enzyme + products (c) enzyme + substrate ←−→ enzyme-substrate complex → enzyme + products (d) enzyme + substrate ←−→ enzyme-substrate complex → enzyme-substrate complex + products

Fossil fuels are organic compounds that are made from