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