A) large molecules are broken apart B) small molecules come together C) two of the answers are correct D) none of the answers are correct
A) energy is given off B) two of the answers are correct 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) cutting a piece of wood with a saw B) baking a cake C) growing of hair 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 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 atom accepts electrons while combining with other elements 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 electron is destroyed
A) polymerization B) depolymerization C) precipitation D) solution
A) alkanes B) petroleum C) none of the answers are correct D) acids and bases
A) base B) hydrocarbon C) plastic D) acid
A) acid B) hydrocarbon C) plastic D) base
A) pure water has 10-7 moles/L of H^+ ions B) acids have less H^+ ions pure letter than pure water C) all of the answers are correct D) bases have more H^+ ions than pure water
A) acidic/basic reactions B) polymerization C) hydrocarbonization D) depolymerization
A) carbon and oxygen B) hydrogen and oxygen C) carbon, oxygen and hydrogen D) carbon and hydrogen
A) are easily burned and used for fuels B) two of the answers are correct C) length and shape affects the melting points D) help in acid and base reactions
A) a molecule that is all by itself B) a cell that has an equal concentration on the inside as well as the outside of it C) none of the answers are correct D) a different form of an atom |