What is the pH of 450.0 mL of an aqueous solution containing 0.839 g of HCl?
What is the pH of 450.0 mL of an aqueous solution containing 0.839 g of HCl?
What is the pH of a 500 mL aqueous solution containing 0.25 mol of a weak acid, HA, and 0.23 mol of its conjugate base, A-? Ka (HA) = 4.8*10^-7
40. Calculate the pH of a 1.64 M NH4CN solution. What is the pH of 700.0 mL of an aqueous solution containing 0.145 g of HCl?
13. What is the molarity of a 2.66 L aqueous solution containing 56.9 g of NaBr? 14. If 3.08 g of Ca(OH)2 is dissolved in enough water to make 0.875 L of solution, what is the molarity of the Ca(OH)2? 15. What mass of HCl is present in 825 mL of a 1.25 M solution? 16. What mass of isopropyl alcohol (C3H8O) is dissolved in 2.050 L of a 4.45 M aqueous C3H8O solution?
7.920 g of potassium oxalate is dissolved in water to make 450.0 mL of solution. What is the molarity of the potassium oxalate solution ?
What is the molarity(M) of a aqueous solution containing 22.5 g of sucrose(C12H22O11) in 35.5 mL of solution
Question 7 10 pts A volume of 450.0 mL of 0.155 M HCl is added to 635 mL of 0.45 M ammonia (Kb = 1.8 e-5). What is the pH of the resulting buffer?
An aqueous solution is 0.447 M in HCl. What is the molality of the solution if the density is 1.23 g/mL? An aqueous solution is 0.447 M in HCl. What is the molality of the solution if the density is 1.23 g/mL? 0.275 m 0.318 m 0.115 m 0.363 m 0.550 m
What is the concentration of an aqueous HCl solution when 25 mL of an aqueous 0.3 M NaOH solution is to be used to neutralize 10 mL of the HCL solution? The correct answer is: 0,750 M Please explain step by step how I can calculate this?
1. Calculate the millimoles of nitrate ion present in 737 mL of an aqueous solution containing 6.38 ppm of Pb (NO3) 2. 2. Calculate the molar concentration, and the function p of the ions in a solution that is 0.0052 M in CaCl2 and 0.0036 M in BaCl2. 3. Calculate the pH of the solution obtained by mixing 2000 mL of 0.0200 M HCl with 1000 mL of 0.0400M HNO3 4. A sample of 0.3396 g of pure 96.4% Na2SO4...
In a CaF2 solution containing 23.9g CaF2 in 500 mL aqueous solution, what is the molarity and molality of the F-ions? (assume a density of 1.00 g/mL)