Campbell Biology: Concepts & Connections, Books a la Carte Plus Mastering Biology with eText -- Access Card Package (8th Edition)
8th Edition
ISBN: 9780133909029
Author: Jane B. Reece, Martha R. Taylor, Eric J. Simon, Jean L. Dickey, Kelly A. Hogan
Publisher: PEARSON
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Textbook Question
Chapter 2, Problem 4TYK
A solution at pH 6 contains _____H+ than the same amount of a solution at pH 8.
a. 20 times more
b. 100 times more
c. 2 times less
d. 100 times less
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What is the concentration in % (w/w), of a solution prepared
by mixing 50.0 g NaCl and 150.0 g water?
A. 0.250 %
B. 33.3 %
C. 40.0 %
D. 25.0 %
E. 3.00 %
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A pH of 3 is a. basic b. neutral c. acidicd. a buffer
Chapter 2 Solutions
Campbell Biology: Concepts & Connections, Books a la Carte Plus Mastering Biology with eText -- Access Card Package (8th Edition)
Ch. 2 - Fill in the blanks in this concept map to help you...Ch. 2 - Create a concept map to organize your...Ch. 2 - Changing the _____ would change it into an atom of...Ch. 2 - A solution at pH 6 contains _____H+ than the same...Ch. 2 - Most of the unique properties of water result from...Ch. 2 - A can of cola consists mostly of sugar dissolved...Ch. 2 - Prob. 7TYKCh. 2 - In what way does the need for iodine or iron in...Ch. 2 - Use carbon-12, the most common isotope of carbon,...Ch. 2 - In terms of electron sharing between atoms,...
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- When some of the sugar added to iced tea remains undissolved on the bottom of the glass, the solution can be described as A. dilute В. polar C. nonpolar D. saturated E. unsaturatedarrow_forwardwhich of the following is a characteristic of a buffer? a. The pH will go down significantly when H3O+ is added to the buffer b. The pH will go down very slightly when H3O+ is added to the buffer c. The pH will go up significantly when H3O+ is added to the bufferarrow_forwardWhich of the following is the best explanation for a gel like this?A. Bromophenol blue was not added in the loading buffer.B. Glycine was not present in the buffer system.C. There was too much bisacrylamide in the gel solution.D. Gel was not overlaid after pouring the first gel solution.arrow_forward
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