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![cacoH), (aq) → cat (aq) + 204 (aa) ph ot solution is defined as -los.CHE] PH. – los CH) pH + por = 14 pOH = -los, como CaCOH)](http://img.homeworklib.com/questions/4049a3a0-db36-11eb-9e7d-c30264c8a2d7.png?x-oss-process=image/resize,w_560)
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need help, tried to work theough problem but can't. this is
calculating ph of base solutions...
estion 14 of 65 > Use the pH lab to rank the solutions by pH. Highest...
estion 14 of 65 > Use the pH lab to rank the solutions by pH. Highest pH Lowest pH Answer Bank red and blue litmus paper stay the same color [OH-] = 10-'M universal indicator turns the solution violet [H+] = 10-'M universal indicator turns the solution red stion 15 of 65 > A buffer is prepared by mixing hypochlorous acid (HCIO) and sodium hypochlorite (Nacio). If a strong base, such as NaOH, is added to this buffer, which buffer...
Need help with 3 and 4 on calculations. some info is on top of the page...
Need help with 3 and 4 on calculations. some info is on top of
the page
Data Sheet for Lab #10 Name: Partner: Data/Observations: Volume of (NH), SO, used: Suomi initial pH of (NH4)2SO4 6.79 Equivalence vol. of NaOH: 20.00 pH at half-equivalence: 10,63 Balanced Chemical Equation: 1. Write the balanced equation for the reaction of ammonium sulfate and sodium hydroxide. (NH4)2SO4(s)? 2 N.0H(1) Nasa, () + 2NH3(-) + 2H2O 2. Write the balanced equation showing the ammonium ion acting...
I've tried calculating the mL and mols after balancing the equation but I keep getting it...
I've tried calculating the mL and mols after balancing the
equation but I keep getting it wrong. please help
Write the balanced chemical equation for the following acid and base reaction. (Use the lowest possible whole number coefficients. Include states-of-matter under the given conditions in your answer.) H2S04(3q) + Na0H(aq) chemPad Help Greek 2SO4(aq) + 2NaOH(aq) -2H20(/) + Na2SO4(aq) Correct. Using the balanced reaction above, calculate the amount of 0.0024 M NaOH that would neutralize 22 mL of 0.0025 M...
i need help calculating the PH of the salt solutions pl-8.62 III. pH of Salt Solutions...
i need help calculating the PH of the salt solutions
pl-8.62 III. pH of Salt Solutions Measured pH Calculated pH 0.10 M ammonium chloride, NH,Cl(aq) 0.10 M sodium hydrogen carbonate, NaHCO, (aq) 0.10 M sodium carbonate, Na,Co, (aq) 5.33 8.30 11.01 O SA + SB Nocl (3) SATWB NHACI Witte HOZ NH + H₂Ot
Help please and show all work! CHEM 1252 November 13, 2019 Problem Set 16 Textbook Reading...
Help please and show all work!
CHEM 1252 November 13, 2019 Problem Set 16 Textbook Reading Assignment: 16.1-4 Additional Practice Problems: 15.95,101-106,109, 16.1,5,15,17,19,21,23,25,31,35,43-45,47 1. Hypochlorous acid (HOCI) is a weak acid (n = 7.53). Sodium hypochlorite is the sodium salt of its conjugate base and is the main ingredient in "household bleach. (a) Write balanced chemical equations, with physical states, for acid dissociation of HOCI and base hydrolysis of hypochlorite (OC). (b) Calculate the pH of a 0.125 M solution...
Need help with 1-6 Write a neutralization reaction for each acid and base pair (a) HF(aq)...
Need help with 1-6
Write a neutralization reaction for each acid and base pair (a) HF(aq) and Ba(OH)2(ag) (b) HCIO4a and NaOH(aq) (c) HBr(ag) and Ca(OH)2(aą) (d) HCIaą) and KOH(aq) 2. Write a balanced chemical equation showing how each met- al reacts with HCI (a) K (b) Ca (c) Na (d) Sr 3. Write a balanced chemical equation showing how each met- al oxide reacts with HCI (a) SrO (b) Na2O (c) LiO (d) BaO What volume in milliliters of...
Name: CHM 1202 Calculating pH of Acid Solutions - Reading Guide Strong Acids List and memorize...
Name: CHM 1202 Calculating pH of Acid Solutions - Reading Guide Strong Acids List and memorize the six strong acids shown in Figure 14.6. Calculate the pH of an 0.22 M solution of HBr. Remember: Strong acid solutions completely dissociate so the (acid] = [H,O']! (ans. pH=0.66) Weak Acids What is the difference between a strong acid and a weak acid? Write the K. equation for HNO2 Write the K, equation for HC H302 For weak acids, an ICE table...
I need help with these problems 07 Question (12 points) e See page 816 1st attempt...
I need help with these problems
07 Question (12 points) e See page 816 1st attempt See Hint Part 1 (6 points) Calculate the solubility (in M) of cobalt(II) hydroxide, Co(OH)2(s) in H20. Ksp = 3.50x10-16 at a specifictemperature. See Hint Part 2 (6 points) What is the pH of this solution of cobalt(II) hydroxide? pH 04 Question |See page 792 (15 points) A buffer solution includes a weak acid and its conjugate base. 1st attempt See Hint Feedback Include...
need help with these questions please ISE 4: Neutralization You will need: 1 m/HCI 1 mil...
need help with these questions please
ISE 4: Neutralization You will need: 1 m/HCI 1 mil NaOH pH paper small graduated cylinder 50 ml beaker Write an equation for the dissociation of HCl in water. HCI - Na lootcrloo How many equivalents of Hare produced?_10 Write an equation for the dissociation of NaOH in water. How many equivalents of OH are produced? Co Will 5 mLs of 1.0 mM HCL neutralize 5 mLs of 1.0 mm NaOH? O Measure 5...
Need help solving this problem what is the balanced equation? (2) What is the pH of...
Need help solving this problem what is the balanced equation?
(2) What is the pH of a 0.200 M CHsNH,CI solution? Ma wea hase
estion 14 of 65 > Use the pH lab to rank the solutions by pH. Highest pH Lowest pH Answer Bank red and blue litmus paper stay the same color [OH-] = 10-'M universal indicator turns the solution violet [H+] = 10-'M universal indicator turns the solution red stion 15 of 65 > A buffer is prepared by mixing hypochlorous acid (HCIO) and sodium hypochlorite (Nacio). If a strong base, such as NaOH, is added to this buffer, which buffer...
Need help with 3 and 4 on calculations. some info is on top of
the page
Data Sheet for Lab #10 Name: Partner: Data/Observations: Volume of (NH), SO, used: Suomi initial pH of (NH4)2SO4 6.79 Equivalence vol. of NaOH: 20.00 pH at half-equivalence: 10,63 Balanced Chemical Equation: 1. Write the balanced equation for the reaction of ammonium sulfate and sodium hydroxide. (NH4)2SO4(s)? 2 N.0H(1) Nasa, () + 2NH3(-) + 2H2O 2. Write the balanced equation showing the ammonium ion acting...
I've tried calculating the mL and mols after balancing the
equation but I keep getting it wrong. please help
Write the balanced chemical equation for the following acid and base reaction. (Use the lowest possible whole number coefficients. Include states-of-matter under the given conditions in your answer.) H2S04(3q) + Na0H(aq) chemPad Help Greek 2SO4(aq) + 2NaOH(aq) -2H20(/) + Na2SO4(aq) Correct. Using the balanced reaction above, calculate the amount of 0.0024 M NaOH that would neutralize 22 mL of 0.0025 M...
i need help calculating the PH of the salt solutions
pl-8.62 III. pH of Salt Solutions Measured pH Calculated pH 0.10 M ammonium chloride, NH,Cl(aq) 0.10 M sodium hydrogen carbonate, NaHCO, (aq) 0.10 M sodium carbonate, Na,Co, (aq) 5.33 8.30 11.01 O SA + SB Nocl (3) SATWB NHACI Witte HOZ NH + H₂Ot
Help please and show all work!
CHEM 1252 November 13, 2019 Problem Set 16 Textbook Reading Assignment: 16.1-4 Additional Practice Problems: 15.95,101-106,109, 16.1,5,15,17,19,21,23,25,31,35,43-45,47 1. Hypochlorous acid (HOCI) is a weak acid (n = 7.53). Sodium hypochlorite is the sodium salt of its conjugate base and is the main ingredient in "household bleach. (a) Write balanced chemical equations, with physical states, for acid dissociation of HOCI and base hydrolysis of hypochlorite (OC). (b) Calculate the pH of a 0.125 M solution...
Need help with 1-6
Write a neutralization reaction for each acid and base pair (a) HF(aq) and Ba(OH)2(ag) (b) HCIO4a and NaOH(aq) (c) HBr(ag) and Ca(OH)2(aą) (d) HCIaą) and KOH(aq) 2. Write a balanced chemical equation showing how each met- al reacts with HCI (a) K (b) Ca (c) Na (d) Sr 3. Write a balanced chemical equation showing how each met- al oxide reacts with HCI (a) SrO (b) Na2O (c) LiO (d) BaO What volume in milliliters of...
Name: CHM 1202 Calculating pH of Acid Solutions - Reading Guide Strong Acids List and memorize the six strong acids shown in Figure 14.6. Calculate the pH of an 0.22 M solution of HBr. Remember: Strong acid solutions completely dissociate so the (acid] = [H,O']! (ans. pH=0.66) Weak Acids What is the difference between a strong acid and a weak acid? Write the K. equation for HNO2 Write the K, equation for HC H302 For weak acids, an ICE table...
I need help with these problems
07 Question (12 points) e See page 816 1st attempt See Hint Part 1 (6 points) Calculate the solubility (in M) of cobalt(II) hydroxide, Co(OH)2(s) in H20. Ksp = 3.50x10-16 at a specifictemperature. See Hint Part 2 (6 points) What is the pH of this solution of cobalt(II) hydroxide? pH 04 Question |See page 792 (15 points) A buffer solution includes a weak acid and its conjugate base. 1st attempt See Hint Feedback Include...
need help with these questions please
ISE 4: Neutralization You will need: 1 m/HCI 1 mil NaOH pH paper small graduated cylinder 50 ml beaker Write an equation for the dissociation of HCl in water. HCI - Na lootcrloo How many equivalents of Hare produced?_10 Write an equation for the dissociation of NaOH in water. How many equivalents of OH are produced? Co Will 5 mLs of 1.0 mM HCL neutralize 5 mLs of 1.0 mm NaOH? O Measure 5...
Need help solving this problem what is the balanced equation?
(2) What is the pH of a 0.200 M CHsNH,CI solution? Ma wea hase
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