A) none of the answers are correct B) small molecules come together C) large molecules are broken apart D) two of the answers are correct
A) two of the answers are correct B) energy is given off C) energy is needed D) no answer is c
A) energy is needed B) energy is given off C) none of the answers are correct D) two of the answers are correct
A) growing of hair B) cutting a piece of wood with a saw C) a car rusting D) baking a cake
A) a chemical reaction in which an electron is destroyed B) a chemical reaction in which an electron is made C) a chemical reaction in which an atom accepts electrons while combining with other elements D) a chemical reaction in which electrons are transferred to an atom from other elements
A) a chemical reaction in which electrons are transferred to an atom from other elements B) a chemical reaction in which an electron is destroyed C) a chemical reaction in which an atom accepts electrons while combining with other elements D) a chemical reaction in which an electron is made
A) precipitation B) polymerization C) solution D) depolymerization
A) petroleum B) alkanes C) none of the answers are correct D) acids and bases
A) base B) plastic C) acid D) hydrocarbon
A) hydrocarbon B) base C) acid D) plastic
A) all of the answers are correct B) acids have less H^+ ions pure letter than pure water C) bases have more H^+ ions than pure water D) pure water has 10-7 moles/L of H^+ ions
A) polymerization B) acidic/basic reactions C) hydrocarbonization D) depolymerization
A) carbon, oxygen and hydrogen B) carbon and oxygen C) carbon and hydrogen D) hydrogen and oxygen
A) length and shape affects the melting points B) two of the answers are correct C) help in acid and base reactions D) are easily burned and used for fuels
A) a different form of an atom B) a molecule that is all by itself C) a cell that has an equal concentration on the inside as well as the outside of it D) none of the answers are correct |