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Q: Calculate the pH of a 0.42 M H,SO4 solution. Give your answer to 2 places after the decimal.
A: given, molarity of H2SO4 solution = 0.42 M
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Q: Chapter 16 Multiple Choice Question 48 Part A Determine the [OH] concentration of a 0.741 M KOH…
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- A Moving to another question will save this response. uestion 8 In the following reaction, A* (aq) + H20 (2) → HOA (aq) + H* (aq), which is the conjugate base of cation A*? O H20 O H* НОА A+ O Not an acid-base reaction Moving te aneth nwill shis rec ence NOV étv J N 4)Autoionization occurs when two solvent molecules collide and a proton is transferred between them. Submit Answer Write the autoionization reaction for acetic acid, CH3COOH. + Retry Entire Group 9 more group attempts remainingYou may want to reference (Pages 338 -340) Section 10.5 while completing this proble Calculate the OH value of each aqueous solution. Part A oven cleaner, with [H3O*] = 1.0 × 10-12 M Express your answer using two significant figures. Submit Request Answer Part B milk of magnesia with [H3O+] = 1.5 x 10-9M. Express your answer using two significant figures. ? P Pe Copyright © 2021 Pearson Education Inc. All rights reserved. MacBook Air
- What is the pH of a 0.21 M solution of NaNO₂? For nitrous acid, HNO2, K₂ = 4.6 x 10-4. pH = i ! eTextbook and Media Hint31 AM Fri Apr 7 K 3C₂2² 1 Complete the balanced chemical reaction for the following weak base with a strong acid. In this case, write the resulting acid and base as its own species in the reaction. NH3(aq) + HCl(aq) → + OH 2 (s) Tap here or pull up for additional resources 3 H₂O Reset 4 (1) Question 1 of 10 N LO 5 CI 6 (g) x H₂O 7 → 8 H 9 (aq) H3O+ 0 ☎ 98% SubmitENB Assume the densities of all solutions are 1.0 g/ml and their specific heat capacities 4.184 J/g. Experime The enthalpy change of neutralization Part I 3 NH4OH(aq) + HCl(aq)- NH4CI(aq) + H2O(E) 2.1 Equation of reaction: 2.0 M HCI 2.0 M NH.OH Volume Number of moles 0.05 25 ml 25 ml 0.05 Temperature 15 °C 15 °C eaction Initial Temperature,T Final Temperature, T Change in temperature, AT 15 °C 16.5 °C 1.5 °C Calculation of q- in J (q- = - qsa) 2.2 What is the enthalpy change (AH) in kJ.mol, when 1 mol of acid is 2.3 neutralized?
- grade 12 chem: Show all work, include units, keep work as precise as possible and only apply sig figs to report final answers What is the pH for a 0.330 mol/L solution of LiClO (Ka of HClO = 2.9 x 10-8)||| O CHEMICAL REACTIONS Predicting the products of a neutralization reaction Predict the products of the reaction below. That is, complete the right-hand side of the chemical equation. Be sure your equation is balanced. HCIO3 + Ca(OH)₂ 45°F Mostly cloudy Explanation 0 Check Q Search ローロ X $ W 0/5 Ⓒ2023 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Center Accessibility Jessica plo 40 Ar ? 8: 0 8:19 PM 4/26/2023(e) QUESTION 22 What is the hydronium (H3O*) concentration of a solution with a hydroxide (OH-) concentration of 8.2 x 10-3? You can enter your answer in exponential notation. For example, 1.0x105 would be expressed as 1.0E-5 QUESTION 23 A student is trying to determine the concentration of an acetic acid (HC;H3O2) solution. They place 7.00 mL of the solution in a flask and titrate it with a 0.200 M NAOH solution. At the endpoint of the titration, they find that they Click Save and Submit to save and submit, Click Save All Answers to sae all answers. Save All Ansu 46°F Mostly sunm ELL home end F12 DII prt sc F3 F4 F5 F6 FB F9 F10 F11 % 8. 9. R
- What is the pH of a 2.0 M solution of sulfuric acid? ght © 2003-2922 International Academ Ka₂ = 1.2 x 10-² a2 pH = [?] pH EnterTwo students are studying the Arrhenius reaction below: NaOH + Hz S04 Na SOy + H2O base salt acid water Did the students identify the acid, base and salt correctly? If not, provide the correction. Paragraph BIUComplete the balanced neutralization equation for the reaction below: NH,OH(aq) + H,PO,(aq) – O4- 3- | 2+ 3+ O 4+ 1 4 6. 7 8 9. O4 O7 (s) (1) (g) | (aq) + P + Reset • x H,O Delete LO 2. 3.