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