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Phenylacetic acid C6H5CH2COOH is one of the substances that accumulates in the blood of people with phenylketonuria, an inherited disorder that can cause mental retardation or even death. A 0.085 M solution of C6H5CH2COOH has a pH of 2.68.Calculate the Ka value for this acid.
The Environmental Protection Agency has estimated that 119 tons of mercury are currently emitted to Earth's atmosphere annually due to human activities
When ice melts, it absorbs 0.33 kJ per gram. How much ice is required to cool a 15.0 fluid ounce drink from 71°F to 32°F, if the heat capacity of the drink is 4.18 J/g·°C?
The resulting W3 was transferred to 500.0 mL of 1.00 M HCl. A 100.00 mL aliquot of the HCl solution required 10.02 mL of 0.09352 M potassium permanganate (KMnO4) to reach the purple endpoint. A blank required 0.13 mL. Balance the reaction below an..
What is the structure of the precipitate that forms after the sulfuric acid
Would the pH of a 0.10 M formic acid (HCOOH) solution be higher or lower than the pH of a solution containing 0.10 M formic acid and 0.10 M sodium formate
which types of solutes tend to be insoluble in pure water but soluble in acid or in base
How many moles of KHP were weighed out? How many moles of NaOH were required to neutralize the KHP that was weighed out?
the advantages and disadvantages of using methanol, ethanol and water as a solvent for reactions with sodium borohydride?
An organic compound has a molar mass of 150.5 g/mol and contains 11.30% hydrogen atoms by mass. How many hydrogen atoms are in each molecule of this compound?
A solution of ethanol (C2H5OH) in water is prepared by dissolving 65.8 mL of ethanol (density = 0.79 g/cm3) in enough water to make 250.0 mL of solution.
what is the purpose of anhydrous CaCl2? why is it important yhat none of the solid CaCl2 be included in the final distillation of 1- bromobutne.
Phosphorus pentachloride is used in the industrial preparation of organic phosphorus compounds. Equation 1 shows its preparation from PCl3 and Cl2. (1) PCl3(l) + Cl2(g) PCl5(s)
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