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