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Question- Calculate the pH of the resulting solution if 22mL of .22 M of HCl is added to 12 mL of .320 NaOh solution.
I acquired the answer as 12.47, however sapling is telling me I am wrong. I have worked this problem four times and cannot figure out what I did wrong.
How many moles of ions are released when 0.27 mol of cobalt(II) chloride, CoCl2, is dissolved in water?
0.101 M HNO2 solution contains 0.0067 M H+ ions at 25 oC. What is the percent ionization of this acid under these conditions
BrO2- depicts the molecule by placing atoms on the grid and connecting them with bonds. Comprise all lone pairs of electrons. Demonstrate the formal charges of all atoms in the correct structure.
a mixture of gases contains 0.290 mol ch4 0.250 mol c2h6 and 0.270 mol c3h8. the total pressure is 1.60 atm. calculate
Why is the first step in an electrophilic aromatic bromination reaction so much more endothermic than the first step in an electrophilic addition to an alkene
Calculate the concentration of I- in a solution obtained by shaking 0.20M KI with an excess of AgCl. the answer is not 9.23*10^-9
is an important oxidizing agent and a moderately strong acid. in a 0.1M solution ,[H+] = 3.8x10^-2M. Calculate the Ka and the pKa for periodic acid.
How many vinylic hydrogens are there in 1-ethylcyclohexene? A. one B. two C. three D. four
If a temperature increase from 22.0 degrees Celsius to 33.0 degrees Celsius triples the rate constant for a reaction, what is the value of the activation barrier for the reaction
calculate the molarity of an aqueous NaOH solution if 32 mL of it is required to titrate .6789 grams of oxalic acid to a phenolphthalein end point.
he heat of vaporization of liquid water is 40.67 kJ/mol , and the molar heat capacity is 75.3 J/(K*mol) for the liquid and 33.6 J/(K*mol) for the vapor.
An amount of lactic acid is dissolved in water and the reaction is allowed to reach equilibrium. The concentration of the protonated acid is found to be 2.5 M.
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