Explain
1. What is the pH of a solution produced by dissolving 1.5 g HCl to make 1L of solution? correct answer: 1.4
2. What is the molarity of a solution of NaOH if 23.4 mL are required to neutralize 25 mL of 0.25 M H2SO4? correct answer: 0.54
Explain 1. What is the pH of a solution produced by dissolving 1.5 g HCl to...
Determine the amount in grams of NaCl that exists in 35.8 g of a solution that contains 2.05 % NaCl by mass. What is the molarity of a solution prepared by dissolving 22.5 of Ba(NO3)2 into 457 ml of water? Use the volume of water given as the volume of solution. Exactly 17.0 mL of a H2SO4 solution was required to neutralize 45.0 mL of 0.235 M NaOH. What was the concentration of the H2SO4 solution? Given: H2SO4 (aq) +...
A solution is made by dissolving 12.1 g of HCl in enough water to make 642 mL of solution. Calculate the pH of the solution at 25°C.
A solution is made by dissolving 20.1 g of HCl in enough water to make 544 mL of solution. Calculate the pH of the solution at 25°C.
What is the pH of a solution that is prepared by dissolving 2.49 g of pyridine (79.10 g/mol) in 100 mL of 0.0550 M HCl and diluting to 900.0 mL?
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?
CHEMISTRY 2A Study Assignment 13, Solution Problems Name 1. A solution is made by dissolving 0.565 g of potassium nitrate in enough water to make up 250 mL of solution. What is the molarity of this solution? 2. How many moles of HCl are contained in 0.600 L of 0.120 M HCl? 3. How many mL of 0.200M KI would contain 0.0500 moles of KI? 4. How many grams of H2SO4 are contained in 2.00 L of 6.0 M H2SO4?...
6. What is the pH of a solution prepared by dissolving 1.00 g of (CH3)2NH in enough water to form 500. mL of solution? What is the pH of this solution? 7. What is the molarity of hydronium ion and pH of 0.035 M ammonia solution? 8. Arrange following equimolar solutions in the order of increasing pH: NaCl, HF, NH3, and KOH. Explain your reasoning.
What is the Molarity (M) of a solution prepared by dissolving 27 g of CaCl2 in 2.0 L se (Molar mass of CaCl2 d) 3.3 M a) 0.3 M b) 0.6 M c) 0.15 M What is the concentration of a solution formed by diluting 10 mL of 6.4 M glucose s mL? a) 0.6 M b) 0.16 M c) 16 M d) 1.6 M The conjugate base of HSO4? a) SO2 b) HSO3 c) H2SO4 d) H.С Calculate the...
What volume of an aqueous 0.25 M solution of HCl is needed to completely neutralize an aqueous solution of NaOH that has a pH of 12.5 and a volume of 200 mL?
What is the molarity of the solution formed by dissolving 10.0g of Ca(NO3)2 in 250 mL aqueous solution? 0.24 M 4.1M 25 M 0.040 M Question 18 5 pts Consider the reaction H2SOalaq)+ 2NaOH(aq) 2H20() +Na sOalaq) If 25 mL of H2sO4 was needed to react with 15 mL of 0.20 M NaOH, what is the molarity of the H2SO4(aq)? 0.060 M 17 M O024 M 0.12 M