Q: given the avaerage Molarity of NaOH as 1.02 x10^-1 , and the following volumes from three…
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A: Step : 1 Calculate either [H3O+]or [OH−]for each of the solutions at .25 °C.
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Q: The dissociation of 0.15 M phosphoric acid is given by: H3PO4(aq) + H2O(l) ⇄ H2PO4^-(aq) + H3O^+(aq)…
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Q: Use the concentrations from your experimental data to calculate the Ką for the acetic acid solution.…
A: To determine the Ka for the Acetic acid solution.
Q: How many molar of hydrogen ion are there in 0.1 solution of nitric acid at 25°C ? ka for nitric acid…
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Q: 5- Instrumental methods of analysis example such 6- Acid equivalent weight can calculated by…
A: Fill in the blanks are given as:
Q: Choose the best answer for the pOH of a solution containing 4.0 x 10-M of [H]. 6.3 x 106 2.5 x 10-10…
A: PH is defined as negative logarithm hydrogen ion concentration to the base 10…
Q: Q5: Calculate the approximate rise in solution temperature if 1 liter of 1 N of HCl is mixed with 1…
A: Enthalpy of neutralization = -13.67 kcal/eq. q = 13.67 kcal mass of solution , m = 2 kg = 2000 g (…
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Q: MCC powder contains 86.6% proteins and WPI powder contains 93.4% protein. Calculate the amount of…
A: The amount of powder required can be figure out from the concentration of solution required.
Q: A diprotic acid, H2A, has values of Kai = 1.0 x 10° and K2 = 1.0 x 101º. In a 0.10 M solution of…
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Q: | NaOH IN 25x10³ Q3: In a carbonate mixture containing HCO, CO², and NaOH, either alone or…
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Q: Part 3- Put it all together. Calculate the concentrations of all species in a 0.690 M Na, SO,…
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Q: Calculate the pHpH of the solution that results from each of the following mixtures. a)55.0 mLmL of…
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Q: In which of the following solutions will nitric acid ionize less than in pure water? sodium…
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Q: The problem solved above needs some clarification In step 3 the phosphoric acid molarity is 0.0025…
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Q: Given for H2X: Kat = 4.5 x 10; Ka2 = 1.2 x 10 1 The concentration of X "in a 0.150 M aqueous…
A: Given, First acid dissociation constant of diprotic acid H2X = Ka1 = 4.5 x 10-2 Second acid…
Q: The dissociation of 0.15 M phosphoric acid is given by: H3PO4(aq) + H2O(l) ⇄ H2PO4^-(aq) +…
A: As per the answering guidelines only first 3 sub-parts need to be answered, so it is requested to…
Q: Find the ionic strength of a solution with 50 mg/L of Nacl and 100 mg/L of CaSO4.
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Q: What is the maximum [Pb2+] that can exist in 0.015 M CuSO4?
A: [CuSO4] = 0.015 M
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Q: Perform the Q-test on the following NaOH molarities: 0.1110 M 0.1115 M 0.1007 M 0.1016 M Select all…
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Q: What is pOH of a solution consisting of 1.05 M NH3 and 0.98 M NH4NO3? Ka of NH4 + is 5.8 x 10-10…
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Q: The hydronium ion concentration in pure water at some temperature other than 25 °C is 2.43 x 10-6.…
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Q: chemist named Ciara titrates X mL of a 0.7633 M hypochlorous acid (HA) solution with 0.3245 M…
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Q: What is [H3O+] in a solution of 0.075 M HNO2 and 0.030 M NaNO2? Kb=4.5 * 10-5
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Q: From the fact that acetic acid (CH3COOH) is 1.30% ionized in 0.10M of aqueous solution, calculate…
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Q: lowest percentage ionization? (Hint: no need for calculations) 0.01 M HC2H302 (Ka = 1.8 x 10-5) O…
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Q: Arrange the following bases in order of decreasing strength: Caffeine (Kb = 4.10 x 10-4), Codeine…
A: basic strength directly proportional to kb. so higher kb then higher strength.
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A: At least is silver chloride, an inorganic salt.
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Q: COLUMN Α S> or COLUMN B 40 Solution with pH = 12 Solution with pH = 5.0 Solution with pOH = 6.0…
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Q: 7. Calculate the pII of a solution made by (1) adding 15.45g of potassium fluoride (KF) to 100.0mL…
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Q: Consider a 0.10 M solution of a weak polyprotic acid (H2A) with the possible values of Ka1 and Ka2…
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Q: CuCl and CuBr have their Ksp values 1.2 x 10-0 and 6.27 x 109 respectively at 25 °C. Which would…
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How many molar of hydrogen ion are there in 0.1 M solution of nitric acid at 25°C ka for nktric acid is 4.5 ×10^-4
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- What is the freezing point of vinegar, which is an aqueous solution of 5.00% acetic acid, HC2H3O2, by mass (d=1.006g/cm3)?Determine the molarity of each of the ions present in the following aqueous salt solutions: (assume 100% ionization) (a) 2.57 M CuBr2 [cation+] = [anion-] = (b) 0.49 M NaHCO3 [cation+] = [anion-] = (c) 4.88 M K3AsO4 [cation+] = [anion-] = (d) 0.30 M (NH4)2SO4 [cation+] = [anion-] =Which symbol expresses the amount of solute by theamount of solution? Which symbol is the standard unit for expressinglarge quantities of small units? Which symbol expresses the concentration used inchemical reactions? Which symbol expresses the concentration used forvolumetric analysis? Which symbol expresses the concentration used when studyingproperties of solutions? CHOICES: M, N , m , n , X
- determine the percent ionization of the following solutions of formic acid at 25°C: (а) 0.066 М _% (b) 3.7 х 10-4М x 10^__ % (Enter your answer in scientific notation.) (c) 1.65 MWhat is the mass (g) of the solution for the following: (a) 15.6ml of 0.155M NaOH (b) 135ml of 2.01M HNO3Determine the molarity of each of the ions present in the following aqueous salt solutions: (assume 100% ionization) (a) 1.63 M CuBr2Ions: Br2+ Br- Cu2+ Br+ Cu2- Br2- Cu2+ Cu2- [cation+] = [anion-] = (b) 0.87 M NaHCO3Ions: O3- NaHC+ CO32- NaH+ Na+ HCO3- [cation+] = [anion-] =
- Consider the reaction of 50.7 mL of 0.310 M NaC₇H₅O₂ with 50.0 mL of 0.245 M HBr. (Ka of HC₇H₅O₂ = 6.3 x 10⁻⁵) a)Write the net ionic equation for the reaction that takes place. (In terms of C, H2O, H3O+, O, H, H+, OH-) b) How many moles of C7H5O2- would be present before the reaction takes place? c) How many moles of H+ would be present before the reaction takes place? d)What species would be left in the beaker after the reaction goes to completion? e) How many moles of C7H5O2- would be left in the beaker after the reaction goes to completion? f) How many moles of HC7H5O2 would have been produced after the reaction goes to completion? g) What would be the pH of this soultion after the reaction goes to completion?Prepare 50 mL of the following acid solutions by using the given 38% concentrated HCl and 98% concentrated H2SO4 solutions, respectively. (HCl = 1180 g/L; H2SO4 = 1840 g/L) (a) 10 N HCl (b) 5 N H2SO40.2g NaOH is dissolved in water and the volume of the solution is reached to 100mL what is the molarity of NaOH? how many mL of 0.12 molar H2SO4 is need to neutralize this solution?
- The pOH of a solution is 9.33. Calculate the hydrogen ion concentration of the solution. Be sure your answer has the correct number of significant digits. [H] = 4.67 × 10 (×(...) 11 M x10 X ŚComplete the following table for aqueous solutions of ammonium sulfate:unat is The LOH Sampe of the ina Great salt e DHIS 0,25? lale if the