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