ANSWER:
4.54 (pH= 4.5378 is rounded to three significant figures) is the pH of a 1.50 mol/L solution of ammonium chloride.
EXPLANATION:
2. What is the pH of a 1.50 mol/L solution of ammonium chloride (NH4Cl)? Your answer
What is the pH of a 1.50 mol/L solution of ammonium chloride (NH4Cl) kb = 1.8 10^-5 2. What is the pH of a 1.50 mol/L solution of ammonium chloride (NH4Cl)?
What is the pH of a 1.50 mol/L solution of ammonium chloride?
Maps 1. What is the pH of a 0.35 mol/L solution of acetylsalicylic acid (C9H804)? 2 points Your answer 2. What is the pH of a 1.50 mol/L solution of ammonium chloride (NH4Cl)? 2 points Your answer 4 points 3. What is the pH of the buffer resulting of the mixing of 34.4 g of sodium dihydrogen phosphate (NaH2PO4) and 48.5 g of sodium hydrogen phosphate (Na2HPO4) in 2.5 L of distilled water? Your answer 4. What is the pH...
QUESTIONS What is the pH of a 0.150 M aqueous solution of ammonium chloride (NH4Cl-)2 Kb (NH3)-1.2 x 10-5 0 A. 4.77 0 B.6.26 U 0 0 O D. 4.95 E. 4.84
Calculate the approximate pH of an aqueous solution of ammonium chloride, NH4Cl , 0.03 M, and sodium acetate, CH3COONa, 0.12 M at 25°C. (Note: consider one decimal place for the pH answer.) pKa NH4+/NH3 = 9.24 pKa CH3COOH/CH3COO- = 4.76
What is the pH of a 0.820 M solution of ammonium chloride, NH4Cl? At 25 °C, ko for ammonia, NH3, is 1.8 x 10-5: Kw = 1.0 x 10-14 Select one: Ca. 4,67 b. 5.49 OOO c. 4.34 d. 0.09 e. 2.42
How many grams of solid ammonium chloride should be added to 1.50 L of a 0.177 M ammonia solution to prepare a buffer with a pH of 10.170? grams ammonium chloride = g.
How many grams of solid ammonium chloride should be added to 1.50 L of a 0.135 M ammonia solution to prepare a buffer with a pH of 9.800 ? grams ammonium chloride =________________ g.
How many grams of solid ammonium chloride should be added to 1.50 L of a 0.279 M ammonia solution to prepare a buffer with a pH of 10.190 ? grams ammonium chloride = g.
Your supervisor asks you to prepare 474.00 mL of ammonium buffer solution 0.1 M with pH= 9.00, from a concentrated ammonia solution (16%w/w, d=0.98g/mL) and solid ammonium chloride (97% w/w). (MW of NH3 = 17.031 g/mol and FW of NH4Cl = 53.491 g/mol and pKa NH4+/NH3 =9.24). How many grams of the solid ammonium chloride do you need? Consider two decimal places for the answer.