Biology: The Unity and Diversity of Life (Looseleaf)
15th Edition
ISBN: 9781337408417
Author: STARR
Publisher: CENGAGE L
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Chapter 2, Problem 11SQ
Summary Introduction
Introduction:
Salt is an ionic compound that releases ions other than hydrogen ion and hydroxyl ion when it dissolves in water. It is formed by the neutralization reaction of base and acid.
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_____________contribute hydrogen ions (H+) to a solution.a. Basesb. Isotopesc. Acidsd. Compounds
Acids are substances that ________.
a.
release hydrogen ions
b.
absorb hydrogen ions
c.
absorb hydroxide ions
A cation has a(n) ________ charge.a. neutralb. positivec. alternatingd. negative
Chapter 2 Solutions
Biology: The Unity and Diversity of Life (Looseleaf)
Ch. 2 - Mercury Emissions by Continent By weight, coal...Ch. 2 - Mercury Emissions by Continent By weight, coal...Ch. 2 - Mercury Emissions by Continent By weight, coal...Ch. 2 - Mercury Emissions by Continent By weight, coal...Ch. 2 - What atom has only one proton? a. hydrogen b. an...Ch. 2 - A molecule into which a radioisotope has been...Ch. 2 - Prob. 3SQCh. 2 - Prob. 4SQCh. 2 - All ions have at least one ________ (select all...Ch. 2 - Rank the following chemical bonds in order of...
Ch. 2 - The measure of an atoms ability to pull electrons...Ch. 2 - The mutual attraction of opposite charges holds...Ch. 2 - Atoms share electrons unequally in a(n) ________...Ch. 2 - A(n) ________ substance repels water. a. acidic b....Ch. 2 - Prob. 11SQCh. 2 - Prob. 12SQCh. 2 - When dissolved in water, a(n) ________ donates H+;...Ch. 2 - A ________ can help keep the pH of a solution...Ch. 2 - Prob. 15SQCh. 2 - Match the terms with their most suitable...Ch. 2 - Alchemists were medieval scholars and philosophers...Ch. 2 - Draw a shell model of a lithium atom (Li), which...Ch. 2 - Polonium is a rare element with 33 radioisotopes....Ch. 2 - Some undiluted acids are not as corrosive as when...
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- A salt does not release __________ in water. a. ions b. energy c. H+arrow_forwardSome undiluted acids are not as corrosive as when they are diluted with water. That is why lab workers are told to wipe off splashes with a towel before washing. Explain.arrow_forwardSodium bicarbonate has a(n) ___________________pH value compared to hydrochloric acid. A. Higher B. Lower C. Equal D. Cannot be determinedarrow_forward
- A pH of 3 is a. basic b. neutral c. acidicd. a bufferarrow_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_forwardAt a pH of 7.40, the carbonic acid ratio is ________.a. 35:1b. 4:1c. 20:1d. 3:1arrow_forward
- Oxygen in seawater is dissolved oxygen.arrow_forwardThe negative logarithm of the hydrogen ion concentration of an aqueous solution defines the of that solution. (answer case-sensitive) none of the above basic alkaline O pHarrow_forwardMark the following statements as true or false. If a statement is false, correct it to make a true statement. a. Acids dissociate in water to give hydrogen ions and an anion. b. Bases are defined as hydrogen ion donors. c. As a solution’s pH rises, it becomes more acidic. d. A buffer is a system of chemicals that resists a change in pH. e. A solution with a pH of 10 has more hydrogen ions than a solution with a pH of 2.arrow_forward
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