A) large molecules are broken apart B) two of the answers are correct C) small molecules come together D) none of the answers are correct
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 given off C) energy is needed D) two of the answers are correct
A) baking a cake B) growing of hair C) cutting a piece of wood with a saw D) a car rusting
A) a chemical reaction in which an electron is made 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 atom accepts electrons while combining with 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) precipitation B) solution C) polymerization D) depolymerization
A) petroleum B) alkanes C) acids and bases D) none of the answers are correct
A) base B) plastic C) hydrocarbon D) acid
A) acid B) plastic C) base D) hydrocarbon
A) bases have more H^+ ions than pure water B) pure water has 10-7 moles/L of H^+ ions C) all of the answers are correct D) acids have less H^+ ions pure letter than pure water
A) depolymerization B) polymerization C) hydrocarbonization D) acidic/basic reactions
A) carbon and hydrogen B) carbon, oxygen and hydrogen C) hydrogen and oxygen D) carbon and oxygen
A) length and shape affects the melting points B) are easily burned and used for fuels C) two of the answers are correct 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 |