Why are enzymes required for living things to function? (A) Reactions take place too slowly at body temperature and must be speeded up.
(B) Reactions take place too quickly at body temperature and must be slowed down.
(C) Reactions in the body require enzymes to act as reactants.
(D) Reactions in the body produce enzymes as byproducts.

What is the name of this hydrocarbon?

The table describes how some substances were formed substance 19 description formed by boiling pure water formed by combining three hydrogen atoms to every nitrogen atom formed by adding 5 g of sugar to 1 l of water formed by compressing carbon under high pressure based on the given descriptions, which substance is most likely a mixture?

The sum of the oxidation numbers in a neutral compound is always