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