Chemistry, 24.01.2022 01:10, whitewesley124
Vinegar (acetic acid) and baking soda (sodium bicarbonate) react in an endothermic reaction to produce sodium acetate, carbon dioxide, and water. Which statement justifies classifying the reaction as endothermic?
A. The reaction produces water.
B. The bonds in both the reactants and products are covalent bonds.
C. The reaction needs a catalyst.
D. The total potential energy of the products is less than the total potential energy of the reactants.
Answers: 3
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At a temperature of 393 k, the temperature of a sample of nitrogen is 1.07 atm what will the pressure be at a temperature of 478 k
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Significant figures are digits read directly from the measuring instrument plus one more digit, which is __ by the observer.
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