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