5:35 PM Fri Oct 8令51%AAwww-awn.aleks.comG periodic table -...Favorites - YouT...TV fuboTV- Watch...ALEKS - Caliyah...G kno3 acid or ba...G linear program...G write formulas f...Solved A. Chem...O CHEMICAL REACTIONSUsing molarity to find solute mass and solution volumeCaliyah vA chemist adds 75.0 mL of a 0.0557 mM potassium permanganate (KMNO,) solution to a reaction flask. Calculate the mass in milligrams of potassiumpermanganate the chemist has added to the flask. Be sure your answer has the correct number of significant digits.mgx10oloArExplanatiock20ZT MICoraw Hill LLC. All Rights Reserved. Terms of Use Privacy Center Accessibilitynme

The solution can be done using molarity relation as: The given data has, Volume = 75 ml…

Answered: A chemist adds 75.0 mL of a 0.0557 mM…

Introductory Chemistry: A Foundation

9th Edition

ISBN:9781337399425

Author:Steven S. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Donald J. DeCoste

Chapter4: Chemical Foundations: Elements, Atoms, And Ions

Section: Chapter Questions

Problem 16ALQ

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Inbo (534) Conv I Balar b Ansv Post CHE 101 C X с Chec bartl bartl The b My C Unkr O Sear E I ma G what app.101edu.co/# Bryant's Gmail Cascadia Canvas Lo... T GSBA Scholarship L... HOMEGROWN TRA... Learn Touch Typing... C The Science of Well... Investor360° ® Login ClickUp Reading list >> Question 28 of 40 Submit The OH concentration in an aqueous solution at 25 °C is 6.1 x 10 5. What is [H*]? 1 4 C 7 8 9 +/- х 100 + 10:59 PM e Type here to search 59°F 8/26/2021 LO (8)
Inbo (534) Conv I Balar b Ansv Post CHE 101 C X с Chec bartl bartl The b My C Unkr O Sear E I ma G what app.101edu.co/# Bryant's Gmail Cascadia Canvas Lo... T GSBA Scholarship L... HOMEGROWN TRA... Learn Touch Typing... C The Science of Well... Investor360° ® Login ClickUp Reading list >> Question 38 of 40 Submit Determine the mass of solid NaCH:COO that must be dissolved in an existing 500.0 mL solution of 0.200 M CH:COOH to form a buffer with a pH equal to 5.00. The value of Ka for CH:COOH is 1.8 × 10-5. 1 2 3 NEXT > Let x represent the original concentration of CH:COO- in the water. Based on the given values, set up the ICE table in order to determine the unknown. CH:COOH(aq) + H2O(I) H:O*(aq) + CH:COO (aq) Initial (M) Change (M) Equilibrium (M) 5 RESET 0.200 5.00 -5.00 1.0 x 10-9 -1.0 x 10-9 1.0 x 10-5 -1.0 x 10-5 1.8 x 10-5 -1.8 x 10-5 x + 5.00 х- 5.00 x + 1.0 x 10 9 х- 1.0 x 109 x + 1.0 × 10-5 х- 1.0 х 105 x + 1.8 x 10-5 х- 1.8 х 10-5 + 11:01 PM e Type here to search 59°F 后 W…
6:36 PM Fri Oct 8 ? 34% AA www-awn.aleks.com G periodic table -... Favorites - YouT... TV fuboTV - Watch... XA ALEKS - Caliyah... G kno3 acid or ba... G linear program... G write formulas f... C Solved A. Che O CHEMICAL REACTIONS Using molarity to find solute moles and solution volume Caliyah v Calculate the volume in milliliters of a 3.3M calcium bromide solution that contains 100. mmol of calcium bromide (CaBr,). Be sure your answer has the correct number of significant digits. |mL x10 do Ar
Inbo (534) Conv I Balar b Ansv Post CHE 101 C X с Chec bartl bartl The b My C Unkr O Sear E I ma G what app.101edu.co/# Bryant's Gmail Cascadia Canvas Lo... T GSBA Scholarship L... HOMEGROWN TRA... Learn Touch Typing... C The Science of Well... Investor360° ® Login ClickUp Reading list >> Question 39 of 40 Submit Determine the pH of a buffer formed by dissolving 20.0 g NaCH:COO into a 500.0 mL solution of 0.150 M of CH:COOH. Assume the volume of the solution does not change. The value of Ka for CH:COOH is 1.8 x 10-5. 1 2 NEXT > Based on the given values, set up ICE table in order to determine the unknown. CH:COOH(аq) + H2O(1) H;O*(aq) + CH:COO-(aq) Initial (M) Change (M) Equilibrium (M) 5 RESET 20.0 0.150 0.244 0.488 0.678 +x 20.0 + x 20.0 - x 0.150 + x 0.150 - x 0.244 + x 0.244 - 0.488 + x -X 0.488 - x 0.678 + x 0.678 - x + 11:03 PM e Type here to search 59°F W 8/26/2021 (8)
Inbo (534) Conv I Balar b Ansv Post CHE 101 C X с Chec bartl bartl The b My C Unkr O Sear E I ma G what app.101edu.co/# Bryant's Gmail Cascadia Canvas Lo... T GSBA Scholarship L... HOMEGROWN TRA... Learn Touch Typing... C The Science of Well... Investor360° ® Login ClickUp Reading list >> Question 40 of 40 Submit Determine the pH of a buffer that is 0.55 M HNO2 and 0.75 M KNO2. The value of Ka for HNO2 is 6.8 × 10-4. 1 NEXT > Based on the given values, set up ICE table in order to determine the unknown. HNO:(aq) H2O(1) H3O*(aq) NO: (aq) + + Initial (M) Change (M) Equilibrium (M) 5 RESET 0.55 0.75 6.8 x 10-4 +x -X +2x -2: 0.55 + x 0.55 - x 0.55 + 2x 0.55 - 2x 0.75 + x 0.75 - x 0.75 + 2x 0.75 - 2x 11:04 PM e Type here to search 59°F 后小 8/26/2021 (8)
Inbo (534) Conv I Balar b Ansv Post CHE 101 C X The bartl bartl bartl Cher Unkr O Sear E I ma G what app.101edu.co/# Bryant's Gmail Cascadia Canvas Lo... T GSBA Scholarship L... HOMEGROWN TRA... Learn Touch Typing... C The Science of Well... Investor360° ® Login ClickUp Reading list >> Question 37 of 40 Submit What ratio of NaCN to HCN is needed to prepare a pH 10.00 buffer? (Ka of HCN is 4.9 × 10 10) 1 4 C 7 8 9 +/- х 100 + 11:22 PM e Type here to search 59°F 小 8/26/2021 LO (8)
Inbo (534) Conv I Balar b Ansv Post CHE 101 C X The bartl bartl bartl Cher Unkr O Sear E I ma G what app.101edu.co/# Bryant's Gmail Cascadia Canvas Lo... T GSBA Scholarship L... HOMEGROWN TRA... Learn Touch Typing... C The Science of Well... Investor360° ® Login ClickUp Reading list >> Question 34 of 40 Submit Which of the following combinations can be used to make a buffer? (Assume equal volumes are used.) A) 0.50 M HF and 0.20 M NaF B) 0.50 M HF and 0.50 M NaOH С) 0.50 М HF and 0.50 M HСІ D) 0.50 M HOCI and 0.50 M NaF + 11:19 PM e Type here to search 59°F 后 8/26/2021 (8)
Inbo (534) Conv I Balar b Ansv Post CHE 101 C X The bartl bartl bartl Cher Unkr O Sear E I ma G what app.101edu.co/# Bryant's Gmail Cascadia Canvas Lo... T GSBA Scholarship L... HOMEGROWN TRA... Learn Touch Typing... C The Science of Well... Investor360° ® Login ClickUp Reading list >> Question 35 of 40 Submit Which of the following statements is true? A) A buffer forms when any acid or base are mixed together. B) A buffer forms when a strong acid is mixed with a weak acid. C)A buffer forms when a conjugate weak acid/weak base pair are mixed together. D) A buffer forms when a weak acid is mixed with a weak base. + 11:20 PM e Type here to search 59°F 8/26/2021 (8)
fice Editing for Docs, Sheets & Slides chrome-extension://bpmcpkipartafgpchkicefoigmkfal 2022 (1).doc mat Tools Help Unsaved chang 6. a. b. C. Edits will not be automatically saved. Normal Times New ... 12 T BI U A - A 4. what is me symbol or me element in репоd 4 and Group v IA on me рeпonic Tat 5. An atom has no net charge because a) The number of neutrons = the number of protons b) The number of electrons = the number of protons c) The number of neutrons = the number of electrons Ans The mass of a neutron is 0 a.m.u. 1 a.m.u. -1 a.m.u. Ans Save now 7. Which tells you the identity of an atom? a. The atomic mass b. The number of protons The number of neutrons 8. How many protons does the Cl atom have? (Hint: use your periodic table) a) 15 b) 19 c) 35 M BOO
Dd.36. With explanation please .....
Inbo (534) Conv I Balar b Ansv Post CHE 101 C X The bartl bartl bartl Cher Unkr O Sear E I ma G what app.101edu.co/# Bryant's Gmail Cascadia Canvas Lo... T GSBA Scholarship L... HOMEGROWN TRA... Learn Touch Typing... C The Science of Well... Investor360° ® Login ClickUp Reading list >> Question 33 of 40 Submit What volume in milliliters of 0.0170 M Ca(OH)2 is required to neutralize 70.0 mL of 0.0300 M HBr? mL 1 4 C 7 8 9 +/- х 100 + 11:18 PM e Type here to search 59°F 后 8/26/2021 LO (8)
Dd.59. I need part A and C please......

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A chemist adds 75.0 mL of a 0.0557 mM potassium permanganate (KMNO, solution to a reaction flask. Calculate the mass in milligrams of potassium permanganate the chemist has added to the flask. Be sure your answer has the correct number of significant digits. me