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