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