Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Chemistry Expert

Find the pH solution of NaOH and molarity of BaSO4.

1 .A 25.00 mL sample of 0.100 M CH3CO2H is titrated with 0.100 M NaOH.

What is the pH of the solution at the points where 24.5 and 25.5 mL of NaOH have been added? (Ka = 1.8 x 10-5)

1. 6.43, 11.00
2. 7.00, 8.00
3. 6.44, 9.85
4. 6.13, 9.85
5. 6.34, 11.00

2. What is the molarity of a saturated solution of BaSO4? (Ksp = 1.1 x 10-10)

A.2.0 x 10-5
B.5.0 x 10-6
C.1.0 x 10-5
D. 1.1 x 10-10
E. 2.2 x 10-10

Chemistry, Academics

  • Category:- Chemistry
  • Reference No.:- M919051

Have any Question? 


Related Questions in Chemistry

Write the balanced equation for the reaction of calcium

Write the balanced equation for the reaction of calcium metal with iron (III) nitrate. The coefficients on calcium metal and iron metal in the balanced equation are: 3 Ca(s) and 2 Fe(s) 2 Ca(s) and 3 Fe(s) 6 Ca(s) and 6 ...

When silver tarnishes silver metal reacts with the element

When silver tarnishes, silver metal reacts with the element sulfur to form a gray deposit of Ag2S. If Ag reacts with S to form this compound, identify which element is being oxidized and which is being reduced. Explain h ...

An ozone o3 sparger system has been proposed for a

An ozone, O 3 , sparger system has been proposed for a water-treatment plant. The incoming water in a 80 m3 pond has been stripped of all ozone-demanding substances, and the pH is sufficiently low such that the ozone dec ...

The freezing point of a 1 molar nonelectrolyte such as

The freezing point of a 1 molar nonelectrolyte such as ethylene glycol is. What is the freezing point in degrees C of a 1.79 molar potassium chloride solution? Calculate the osmolarity of a solution made from a 1.876 % ( ...

Potassium sulfate is commonly used in fertilizers an

Potassium sulfate is commonly used in fertilizers. An agricultural researcher in alaboratory measures and weighs a 150.0-g sample of potassium sulfate for herexperiment. The solid sample is dissolved in enough water to m ...

A 400g sample of an ideal gas occupies 124l at 23 degrees

A 4.00g sample of an ideal gas occupies 1.24L at 23 degrees Celcius and 1.12bar. What will be its volume at 14 degrees Celcius and 1.50bar?

A 15-gram sample of neon is placed in a sealed container

A 15-gram sample of neon is placed in a sealed container with a constant volume of 8.5 liters. If the temperature of the container is 27ºC, which of the following expressions gives the correct pressure of gas? The ideal ...

When 450 g of an unknown nonvolatile nonelectrolyte is

When 45.0 g of an unknown nonvolatile nonelectrolyte is dissolved in 500.0 g of water, the resulting solution freezes at -0.930 °C. What is the molar mass of the unknown substance? K f  = 1.86 °C/ m  for water.

If you eat a 48 g serving rice every fourth day and you

If you eat a 48 g serving rice every fourth day and you weigh 75 kg, what is your dose of inorganic arsenic (in µg per kg body weight per day) if the rice contains 386 µg kg -1 of total arsenic, 45% of which is inorganic ...

Question 1in contrast to going without food the human body

Question 1 In contrast to going without food, the human body can survive only about __________ days without water. A. 3 B. 7 C. 11 D. 15 Question 2 Which of the following sources of water is most likely to contain contam ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro

Describe what you learned about the impact of economic

Describe what you learned about the impact of economic, social, and demographic trends affecting the US labor environmen