An aqueous solution at 25 °C has a OH concentration of 3. × 10° Ом x10 × -13 3 M. Calculate the H3O+ concentration. Be sure your answer has 1 significant digits.
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- <-8 An aqueous solution at 25 °C has a H₂O* concentration of 2. x 10 M. Calculate the OH concentration. Be sure your answer has the correct number of significant digits. M x10 ?- 6 An aqueous solution at 25 °C has a H,0' concentration of 6. x 10 °M. Calculate the OH concentration. Be sure your answer has the correct number of significant digits.An aqueous solution at 25 °C has a H₂O concentration of 6.2 × 10¯M. Calculate the OH concentration. Be sure your answer has the correct number of significant digits. -7 1.61 × 10 M x10 X Ś
- 2- Suppose a 0.025 M aqueous solution of phosphoric acid (H3PO4) is prepared. Calculate the equilibrium molarity of HPO properties of phosphoric acid in the ALEKS Data resource. Round your answer to 2 significant digits. M 0 X S ? You'll find information on theFind the pHpH of a 0.291 MM KClOKClO solution. (The KaKa of hypochlorous acid, HClOHClO, is 2.9×10−82.9×10−8.) Express your answer using two decimal places.-11 An aqueous solution at 25 °C has a OH concentration of 1.9 × 10 M. Calculate the H₂O concentration. Be sure your answer has the correct number of significant digits. M ☐ x10
- Selenous acid (H2SeO3) is a diprotic acid, for which Ka1= 4.28 x 10^-3 and Ka2= 5.03x10^-8. Determine the concentration of selenite (SEO32-) in a 0.28 M selenous acid solution. Write in scientific notation in this format: 1.23x10^-1.Sample 1 A student states “A solution of 4 M sulfuric acid (H2SO4) is a stronger acid than a 1 M solution of sulfuric acid.” Construct a well-thought out response to help this student improve his understanding. Sample 2 Draw and upload representation that shows 10 molecules of a weak acid dissolved in water with 20% ionization. Include only the water molecules that react, not the excess water molecules in the solution. Sample 3 You have conductivity meters in 1 M solutions of HNO3, HNO2, and HC2H3O2. The 1 M HNO3 light bulb is bright, the 1 M HNO2 light bulb is giving off some light, and the 1 M HC2H3O2 is very dim. Rank the solutions in order of acid strength based on this information. (Strongest, middle, weakest)A student prepares a 1.2 mM aqueous solution of benzoic acid (C,H,CO,H). Calculate the fraction of benzoic acid that is in the dissociated form in his solution. Express your answer as a percentage. You will probably find some useful data in the ALEKS Data resource. Round your answer to 2 significant digits. 0% DP de M
- What is the pH of (3.21x10^-1) M C5H5NHBR? Enter your answer in scientific notation with 3 sig figs. Do not include any units in your answer. Do not round any intermediate calculations. Note: Your answer is assumed to be reduced to the highest power possible. Your Answer: х10 Answer2- Suppose a 0.030 M aqueous solution of sulfuric acid (H2 SO 4) is prepared. Calculate the equilibrium molarity of SO 04 . You'll find information on the properties of sulfuric acid in the ALEKS Data resource. Round your answer to 2 significant digits.In a 0.55 mM aqueous solution of butanoic acid (C,H,CO,H), what is the percentage of butanoic acid that is dissociated? You can find some data that is useful for solving this problem in the ALEKS Data resource. Round your answer to 2 significant digits. | % x10