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