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