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