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