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