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- d. H3N H₂C!!!! H3CW H H-N 'N' Ph 4|1!!! HCl(aq)Consider the following chemical equilibrium for the weak base CN in water: CN- (aq) + H₂O(1) = HCN (aq) + OH(aq). Which of the following statements is correct when more water is evaporated from system? Select an answer and submit. For keyboard navigation, use the up/down arrow keys to select an answer. a b C d pH will go up; [OH-] will go up; net amount of OH will go up pH will go down; [OH-]will go up; net amount of OH will go down pH will go down; [OH-]will go down; net amount of OH will go down pH will go up; [OH-] will go up; net amount of OH will go downEach value represents a different aqueous solution at 25 °C. Classify each solution as acidic, basic, or neutral. Acidic Basic Neutral Answer Bank H]= 1.0 x 10 pll=346 pOl - 541 OH |-26 x 10 pOll =831 pOll = 7.00 o|=98 x 10 " 1-63x 10 pll=10.38 I= 74 x 10 contectua help privecy polisy terma of uas
- In the following acid-base equilibria of weak acids in water, label the acid (A), the base (B), the conjugate acid (CA), and the conjugate base (CB). HCIO, (aq) + H,O(1) = H,O*(aq) + CI0, (aq) H,CO, (aq) + H,O1) – H;O*(aq) + HCO; (aq) Answer Bank H,O(1) + CH;NH†(aq) = CH,NH,(aq) + H;O*(aq) СА А B СВ CH, COOH(aq) + H,O(1) - CH;COO (aq) + H;O*(aq)In the following acid-base equilibria of weak acids in water, label the acid (A), the base (B), the conjugate acid (CA), and the conjugate base (CB). HCIO,(aq) + H,O(1) = H,O*(aq) + C1O, (aq) H₂CO3(aq) + H₂O(1) H₂O+ (aq) + HCO3(aq) H,O(1) +CH,NH (aq) = CH,NH,(aq) + H,O*(aq) O CH₂COOH(aq) + H₂O(1) ⇒ CH₂COO¯(aq) + H₂O+ (aq) O B Answer Bank CA A CBWhich of the following equations represents the acid-base neutralization reaction between HSO4 and KOH? Note that coefficients for balancing the final equation are not included. OH504 + KCOH K2S02 + H20 O H2504 KOH KSO, + HOH O H2504 KOH KSO, + H20 O Hzs04 KOH K SO, + H20H O H2504 + KOH– K,SO, + H,o
- Calcium bydroxide may be used to neutralize (completely react with) aqueous hydrochlcric acid. Calculate the Rumber of gof hydrochloric acid that would be neutralized by 0.527 mol of solid calcium hydroxide. g HCIAnswer question 4-5. Give all the relevant solutions.esc C Bb A AX C h Classify each chemical compound listed in the table below. compound O CHEMICAL REACTIONS Identifying acids and bases by their chemical formula KOH H₂SO4 Mg (Br) NaBr Explanation 62°F Mostly sunny ? f2 https://www-awu.aleks.com/alekscgi/x/Isl.exe/1o_u-IgNslkr7j8P3jH-IBMBkpcr type of compound (check all that apply) ionic O Check f3 TATTh HH CHLHLSC plecular O U U U acid 0 0 X U base BRAS O O 0
- Which of the following reactions is an acid-base reaction? A) AGNO:(aq) + KF(aq) → AgF(s) + KNO:(aq) B) NH:(aq) + HF(aq) → NH:"(aq) + -F(aq) C) NO: (aq) + AI(s) → NH3(g) + AIO: (aq) D) CH:(g) + 202(g) - 2H:O(g) + CO:(g)Strong 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 SubmitGiven the following information: formic acid = acetic acid = ered HCOOH CH3COOH HCOOH is a stronger acid than CH3COOH (1) Write the net ionic equation for the reaction that occurs when equal volumes of 0.082 M aqueous formic acid and sodium acetate are mixed. It is not necessary to include states such as (aq) or (s). Use HCOO™ as the formula for the formate ion. (2) Which is the strongest base, HCOO or CH3COO™ ? (3) At equilibrium the ✓will be favored. +