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I 2. (2 pts) Which substance could you add to each solution to make it a...
2. (2 pts) Which substance could you add to each solution to make it a buffer solution? b. 0.050 M HF C. 0.050 M CH3COOH 3. (2 pts) Calculate the concentration of H30+ and OH-in a 1.5 M HCl solution. 4. (2 pts) What are the products of the following acid-base reaction: CH3NH2 (aq) + H2SO4 (aq) 5. (7 pts) A 10.0 ml sample of an unknown H3PO4 solution requires 112 ml of 0.100 M KOH to completely react with...
Calculate [H30+] for each solution given its pH. •pH=1.66 •pH=3.98 •pH=8.93 •pH=12.22 What substance could you add to each solution to make it a buffer solution? • 0.050 M NaHSO3 • 0.150 M HF • 0.200 M KCHO2
Which substance could you add to each solution to make it a buffer solution? 0.100 M NaC2H3O2 0.500 M H3PO4 0.200 M HCHO2 Can you include an explanation with this as well please? Thanks!
1. (2 pts) Write the formula for the conjugate acid of the following bases: a. NH3 b.CO - 2. (2 pts) Which substance could you add to each solution to make it a buffer solution? b. 0.050 M HF C. 0.050 M CH3COOH 3. (2 pts) Calculate the concentration of H30* and OH-in a 1.5 M HCl solution. + Page 1 of 2 129 words CTX English (United States) Focus 140% equilibrium constant (K) of the neutralization reaction using the...
Buffers 1. Indicate which of the following pairs of compounds could be used to make a buffer solution by placing an X in the appropriate column. Buffer Solution | Not a Buffer Solution Pair of Compounds HF and Cl H.COs and OH HNO2 and NO NHa and NH L 2. Write out the reaction of acetic acid CH.COOH reacting with water. 3. What is the pH of a buffer solution in which the (CH3COOH) is 0.229 M and the (CH...
Question 1 1 pts Consider a solution that is 0.1 M HF and 0.1 M NaF. This is a mixture of conjugates in equal proportions, which tells you that it is a buffer. What two reactions are relevant to the pH in this situation? NaF --> Nat + F F+H2O <--> HF + OH- HF + NaF --> H+ +Na+ + F2 HF <--> H+ +F Ht+F<--> Nat + F" Question 2 1 pts A buffer solution contains a mixture...
1. 12 pts) Write the formula for the conjugate acid of the following bases: a. NH b.cio, 2. (2 pts) Which substance could you add to each solution to make it a buffer solution? b. 0.050 MHE c. 0,050 M CHCOOH 3. (2 pts) Calculate the concentration of H308 and OH-ina 1.5 M HCl solution. 1. (2 pts) What are the products of the following acid-base reaction: CH3NH2 (aq) + H2SO4 laql 5. (7 pts) A 10.0 ml sample of...
Which of the following could you add to 100.0 mL of 1.0 M HCN to make a suitable buffer system? (There may be more than one correct answer.) 100.0 mL of 0.050 M NaCN, 100.0 mL of 0.20 M NaCN, 100.0 mL of 1.0 M NaCN, 100.0 mL of 0.050 M NaCl, 100.0 mL of 0.20 M NaCl, 100.0 mL of 0.050 M HCN, 100.0 mL of 0.20 M HCN, 100.0 mL of 1.0 M HCN, 50.0 mL of 1.0...
Suppose you start with a solution of 1M NaF and are trying to make a buffered solution. Which of the following would you be able to add to the solution to make a buffer? will make a buffer or will not make a buffer: BaCl2 will make a buffer or will not make a buffer: HCl will make a buffer or will not make a buffer: NaOH will make a buffer or will not make a buffer: HI will make...
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...