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1. Vinegar that you can purchase at Safeway reads 5%. What does this mean? In a 4L container of the product, how much pure acetic acid is present?
2. What is the concentration of a 1500 mL aqueous solution made with 41.41 g crupric sulfate.
the combustion of ethane produces carbon dioxide and steam2c2h6 7o2 --- 4co2 6h20how many moles of co2 are produces
The zinc content of a 1.45 g ore sample was determined by dissolving the ore in HCl, which reacts with the zinc, and then neutralizing excess HCl with NaOH
You have 100.0 mL of 0.100 M aqueous of each of the following acids: HCN, HF, HCl, and HC2H3O2. You titrate each with 0.100 M NaOH (aq). Rank the pHs of each of the solutions when each are titrated at the equilibrium point, from highest to lowest ..
a solution is made by mixing 9.00 mmol of a weak acid and 3.00 mmol of the strong base. what is the resulting ph? more
Problem- Assuming the following determines the specific heat capacity of a calorimeter. 65.9 mL of ethanol at 20.0 oC is mixed with 65.9 mL of ethanol at 80.0 oC. When they are finished mixing the temperature of the mixture is 43.51 oC. Assume the..
A hydrated compound contains 1 mole of cation M, 3 mole of anion A, and 2 moles of water. The correct formula is
Nitroglycerin is a shock sensitive liquid that denotes by the reaction 4C3H5(NO3)3(1) 6N2(g)+10H2O(g)+12CO2(g)+O2(g). Calculate the total volume of the product gases at 215 kPa and 273 degrees C from the detonation of 1.00lb (454g) of notroglyceri..
how does an acidic buffer solution reacts when we add strong acid or base to it? and what are the diffrences in the
Given that Delta H (fusion) of water is 6025 J/mol, Cp(ice) = 37.7 J/K mol, and Cp(water,liquid) = 75.3 J/K mol, calculate Delta G (in J) for the freezing of 54 moles of water at 1 atm pressure and the constant temperature T =13.1 C.
An artist's statue has a surface area of 15 ft2. The artist plans to apply a gold plate coating to the statue and wants the coating to be 25 µm thick. How many grams of gold will be required for the
An environmental engineer analyzes a sample of air contaminated with sulfur dioxide. To a 500. mL sample of air at 700. torr and 38°C, she adds 20.00 mL of 0.01017 M aqueous iodine, which reacts as follows:
During titration of acetic acid (weak acid) with sodium hydroxide (strong base), prove that the pH=pKa halfway to the equivalence point.
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