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A sample of 1.00 g of lead (II) nitrate is mixed with 130 mL of 0.102 M sodium sulfate solution. Write a balanced chemical equation with phases
Consider the following thermochemical equation: CH4(g) + I2(g) --> CH3I(g) + HI(g) Enthalpy Value = +23 kJ
A solution is prepared by dissolving 0.19 of acetic acid and 0.19 of ammonium chloride in enough water to make 1.0 of solution. What is the concentration of Ammonia in the solution
When Calcium Hydroxide is mixed with sodium phosphate, calcium phosphate precipitates out of solution. If 4.12 grams of calcium hydroxide is mixed with 5.02 grams of sodium phosphate in 500 mL of water
Aluminum reacts with oxygen to make aluminum oxide. If 5.2 moles of aluminum react, how many moles of aluminum oxide are formed. Show work.
Calculate the molality of a solution prepared by dissolving 112. grams of copper (II) sulfate in 450. mL of water at 25°C.
Consider the diprotic acid mercaptoacetic acid, where the fully protonated form can be denoted by H2A. Calculate the pH of the solutions below.
A steel tank has a volume of 438 L and is filled with 0.885 kg of oxygen. calculate the pressure of oxygen at 69.8 fahrenheit.
Calculate the pH during the titration of 10.00 mL of 0.400 M hypochlorous acid with 0.500 M NaOH. First what is the initial pH (before any NaOH is added)?
Calculate the value of Ksp at this temperature. Give your answer in scientific notation
At 63.5oC the vapor pressure of water is 175 torr and that of ethanol (C2H5OH) is 400 torr. A solution is made by mixing equal masses of water and ethanol.
If an industrial diamond contained only carbon, how many atoms of carbon would be found in a 1.80-carat diamond
(a) How many mL of KOH will it take to reach the equivalence point? (b) Calulate the pH at the equivalence point. The Ka of HClO is 3.8x10^-8
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