Which of the following is not true regarding carbon?

carbon 12 is radioactive.

carbon can form long chains and rings.

carbon will bond with other carbon atoms.

carbon will readily bond with hydrogen and oxygen.

What problem would a person have if the nucleic acid in one of his or her cells were damaged?

What are the similarities of physical and chemical change ?

Consider the following reaction at equilibrium: c(s)+h2o(g)⇌co(g)+h2(g) predict whether the reaction will shift left, shift right, or remain unchanged upon each of the following disturbances. a) c is added to the reaction mixture. b) h2ois condensed and removed from the reaction mixture c) co is added to the reaction mixture d) h2 is removed from the reaction mixture.