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