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