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