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