Citric acid makes lemons taste sour. which of the following is a functional group that would cause a molecule such as citric acid to be acidic?
carboxyl
hydrocarbon
amino
carbonyl
hydroxyl

Several kinds of bears are found on earth. most bears are brown or black, but one type of bear, the polar bear, is white. what process led to this difference in fur color? explain your answer.

Chemical kinetics what was the rate of reaction in trial 3? choose the closest answer.

22. a flask containing 450 ml of 0.50 m h2so4 was accidentally knocked to the floor. how many grams of nahco, do you need to put on the spill to neutralize the acid according to the following equation: h2so4(aq)+2 nahcos(aq) na,so(aq) +2 h20()+2 co2(g) d) 38 g a) 2.3 g b) 9.5 g c) 19 g