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- In a 4.9 mm aqueous solution of benzoic acid (C6H₂CO₂H), what is the percentage of benzoic acid that is dissociated? You can find some data that is useful for solving this problem in the ALEKS Data resource. O Round your answer to 2 significant digits. []% x10 X Ś |||pleaseee see image attachedPls do Asap...! Pls do que 1 as soon as possible
- Constants | Periodic Table These questions refer to determing unknown concentrations of acids and/or bases. Part A In a titration experiment, a solution of rubidium hydroxide (RBOH) of unknown concentration was titrated with a solution of nitric acid (HNO3) of known concentration. 15.00 mL of the unknown rubidium hydroxide (RbOH) solution required 23.21 mL of 0.1429 mol L-1 nitric acid (HNO3) solution. What is the concentration of the rubidium hydroxide (RbOH) solution? OH 9.235x10-2 mol L-1 0.2211 mol L-1 0.2322 mol L- 0.1429 mol L-1 0.2587 mol L |-1Strong Acids; Calculate pH [HA]o [H;O"] pH Step 1 Calculate [H3O] based on the fact that strong acids react completely with water. Step 2 Calculate the pH using the equation: pH = -log (H;O"] What is the pH of a 1.73×10 M solution of the strong acid HC10,? HCIO,(aq) + H20(1) → C10, (aq) + H3o*(aq) [HC10], = 1.73×10-5 SubmitThe acidity of a solution is measured by its pH. If (T*] represents the concentration of hydrogen ions (in moles/liter) in the solution, the pH is defined by pH = – log Ht || Suppose a solution has pH = 1.98. (a) Rewrite the logarithmic form of the equation into exponential form. indicates two way equivalence) Click for List - ] – log H+ pH O Click for List Click for List (b) Find Ht, the approximate concentration of hydrogen ions. (Select one) O [H*]= 0.2967 moles/liter [H']~0.5051 moles/liter O [H*]= 0.01047 moles/liter O [H*]~ -0.2967 moles/liter O [H*]=0.03177 moles/liter [H*]= -95.4993 moles/liter O [H*]=3.3708 moles/liter
- Part B Calculate the concentration of C,H,NH, HạOt, and OH- in a 0.225 M CH,NH Cl solution. (K (C,H,NH2) - 3.9 x 10-10) Express your answer in moles per liter to two significant figures. Enter your answers numerically separated by commas. ? [C,H,NH,). H,O". JOH | = Submit Previous Answers Request AnswerIt requires 10.75 mL of 1.05 M Ba(OH)2 to neutralize (titrate) a 35.00 mL sample of HX. What is the concentration of HX solution (measured in moles per liter)? Report to 3 significant figures.[Review Topics] (References) Use the References to access important values if needed for this question. What volume of a 0.101 M HCl solution is required to neutralize 28.5 mL of a 0.150 M KOH solution? HCI+ KOH →KCI + H2O mL HCI Submit Answer Retry Entire Group 9 more group attempts remaining req req Cengage Learning | Cengage Technical Support 98°F Rain coming PrtScn Home F9 PyDn F4 F5 End PyUp F8
- The value of crotonic acid is 2.04 x 10^-5Acid (pH, dilution) The beaker shown contains nitric acid, HNO3. (a) Nitric acid is an example of a strong acid. (i) Explain what an acid is. ....... ... sl. .... ....... 400 mL (ii) Explain the difference between a strong acid and a weak acid. 0.50 M HNO3. Calculate the moles of H+ delivered to eachsample based on your experimental dataand record these values in Data Table 2. 0.1M HCl = 0.1 moles HCl / 1 Liter solutionCalculate the moles of OH- in each sampleand record these values in Data Table 2. H+ + OH- H2O Calculate the moles of Ca2+ in each sampleand record these values in Data Table 2. Ca(OH)2 Ca2+ + 2OH24. Calculate the molar solubility of Ca(OH)2for each sample and record these values inData Table 1. Molar solubility = moles / Liter Sample 1 Sample 2 Sample 3 Mass of Erlenmeyer Flask 25.37 25.37 25.37 Mass of Erlenmeyer Flask + Calcium Hydroxide Solution (lime water) 28.18 28.21 28.28 Mass of Calcium Hydroxide Solution Volume of Ca(OH)2 Density = 1.000 g/mL Concentration of HCl (M) Initial HCl volume in Syringe 1.0ml 1.0ml 1.0ml Final HCl volume in Syringe .54ml .58ml .5ml Volume of HCl Delivered .46ml .42ml…