When vinegar and baking soda are combined, a chemical reaction occurs and there is a change in
enthalpy. Ăn energy graph of this reaction is provided in to the right. What type of reaction and energy
change occurred?
a. Exothermic, +AH
b. Exothermic, -AH
C. Endothermic, +AH
d. Endothermic, -AH
Answers: 2
Chemistry, 22.06.2019 16:50, Pookiev
Which of the following is an indication that a substance has undergone a chemical change? a. no new product has been formed. b. the color of the substance has not changed. c. the original constitute has not changed. d. the molecular structure has changed.
Answers: 1
Chemistry, 23.06.2019 00:20, cmflores3245
4. propanol and isopropanol are isomers. this means that they have a) the same molecular formula but different chemical properties. b) different molecular formulas but the same chemical properties. c) the same molecular formula and the same chemical properties. d) the same molecular formula but represent different states of the compound
Answers: 3
When vinegar and baking soda are combined, a chemical reaction occurs and there is a change in
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