Sorry, but answer a is not the right answer.
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Answer b is incorrect.
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No, c is a wrong answer.
Please repeat this question.
This answer, d, is incorrect.
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Answer e is a wrong answer.
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Yes! That's the right answer!
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Right! You chose the correct answer!
Continue with the next question.
You are right!
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Good choice! That's the right answer!
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You picked the correct answer!
Continue to the next question.
CHM 115 -- Interactive Quiz #3 -- Dr. Robert E. Belford

This quiz has 10 questions. It is designed to quiz yourself on the material. You are responsible for reviewing material from questions answered incorrectly.

DO NOT CLICK THE MOUSE BUTTONS. Simply press AND HOLD DOWN the mouse button over the identifying letter (a - e) that you choose as the correct answer.

A message will appear on the screen giving you the result of your choice. If you picked a wrong answer, release the mouse button and try again. If you picked the right answer the computer will move you to the next question as soon as you release the mouse button. If you have any problems with the cursor or with a message that remains on the screen when you release the mouse button, try

One of these procedures should clear the screen and let you proceed.

You can start now with Question #1.


















01. Barium Sulfate is formed by the following reaction
Ba(NO3)2(aq) + Na2SO4(aq) --> BaSO4 + 2NaNO3
In an experiment 25.0 g of sodium sulfate is mixed with 25.0 g of barium nitrate and 20.0 g of barium sulfate is produced. What is the theoritical yield? 02. Barium Sulfate is formed by the following reaction
Ba(NO3)2(aq) + Na2SO4(aq) --> BaSO4 + 2NaNO3
In an experiment 25.0 g of sodium sulfate is mixed with 25.0 g of barium nitrate and 20.0 g of barium sulfate is produced. What is the percent yield? 03. Calculate the molarity of a solution prepared by diluting 25.0g of sodium sulfate to 250 ml. 04. Calculate the molarity of a solution prepared by diluting 25.0g of sodium sulfate to 500 ml. 05. What volume of concentrated nitric acid (15.4 M) is required to make 2.5 liters of .5M nitric acid 06. What is the chloride concentration when 10.0 g of aluminium chloride is diluted to 100. ml with water? 07. What is the chloride concentration if you dilute 10.0 ml of the solution in problem 6 to 20.0 ml? 08. What vol (in mL) of copper(II)sulfate contains 0.0500 mole of sulfate ions if the solution was made by diluting 20.0 g of copper(II)sulfate to 250 ml with water

























































= THE END =
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