ANAT.+PHYSIO.2-LAB.MAN. >CUSTOM<
20th Edition
ISBN: 9781264303090
Author: VanPutte
Publisher: MCGRAW-HILL HIGHER EDUCATION
expand_more
expand_more
format_list_bulleted
Textbook Question
Chapter 2, Problem 17RAC
A buffer
- slows down
chemical reactions. - speeds up chemical reactions.
- increases the ph of a solution.
- maintains a relatively constant ph.
- works by forming salts.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
Water can absorb a large amount of heat without much change in temperature because it has a high
surface tension.
heat capacity.
hydrogen ion (H+) concentration.
hydroxide ion (OH–) concentration.
A buffer
donates OH- ions when conditions become too basic and accepts OH- ions when conditions become too acidic.
is an acid that is used to offset overly basic conditions in the body.
donates H+ ions when conditions become too basic and accepts H+ ions when conditions become too acidic.
is a base that is used to offset overly acidic conditions in the body.
Which of the following terms describes when weak forces are broken, drastically changing the shape of proteins or other large macromolecules?
Dehydration
Denaturing
Dissolving
None of the choices.
Hydrolysis
Chapter 2 Solutions
ANAT.+PHYSIO.2-LAB.MAN. >CUSTOM<
Ch. 2.1 - Define matter. How are the mass and the weight of...Ch. 2.1 - Differentiate between element and atom. What four...Ch. 2.1 - Prob. 3AYPCh. 2.1 - Which subatomic particle determines the atomic...Ch. 2.1 - What is an isotope? How are isotopes denoted?Ch. 2.1 - What is avogardro’s number? How is it related to a...Ch. 2.1 - Describe how an ionic bond is formed. What are...Ch. 2.1 - What occurs in the formation of a covalent bond?...Ch. 2.1 - Distinguish between a molecule and a compund. Give...Ch. 2.1 - What are intermolecular forces, and how do they...
Ch. 2.1 - What is meant by the statement “table sugar is...Ch. 2.1 - Describe what occurs during the dissociation of...Ch. 2.1 - Explain the difference between electrolytes and...Ch. 2.2 - Using the terms reactant and product, describe...Ch. 2.2 - Contrast synthesis and decomposition reactions,...Ch. 2.2 - Describe the role of water in dehydration and...Ch. 2.2 - What is a reversible reaction? How does this type...Ch. 2.2 - What are oxidation-reduction reactions?Ch. 2.2 - Define energy. How are potential and kinetic...Ch. 2.2 - Summarize the characteristics of mechanical,...Ch. 2.2 - Use ATP and ADP to Illustrate the release or input...Ch. 2.2 - Define activation energy, catalyst, and enzymes;...Ch. 2.2 - What effect does increasing temperature or...Ch. 2.3 - What is the difference between inorganic and...Ch. 2.3 - What two properites of water are the result of...Ch. 2.3 - List and briefly describe the four functions that...Ch. 2.3 - Prob. 27AYPCh. 2.3 - Prob. 28AYPCh. 2.3 - Prob. 29AYPCh. 2.3 - Prob. 30AYPCh. 2.3 - Prob. 31AYPCh. 2.3 - Prob. 32AYPCh. 2.3 - Prob. 33AYPCh. 2.3 - Prob. 34AYPCh. 2.3 - What are the functions of oxygen and carbon...Ch. 2.4 - Prob. 36AYPCh. 2.4 - Prob. 37AYPCh. 2.4 - Prob. 38AYPCh. 2.4 - Prob. 39AYPCh. 2.4 - Which carbohydrates are used for energy? What is...Ch. 2.4 - Prob. 41AYPCh. 2.4 - Prob. 42AYPCh. 2.4 - Prob. 43AYPCh. 2.4 - Prob. 44AYPCh. 2.4 - Prob. 45AYPCh. 2.4 - Prob. 46AYPCh. 2.4 - What are the building blocks of proteins? What...Ch. 2.4 - Prob. 48AYPCh. 2.4 - Prob. 49AYPCh. 2.4 - Compare the lock-and-key and the induced fit...Ch. 2.4 - Prob. 51AYPCh. 2.4 - What are the basic building blocks of nucleic...Ch. 2.4 - DNA is like a twisted ladder. What forms the sides...Ch. 2.4 - Prob. 54AYPCh. 2.4 - Prob. 55AYPCh. 2.4 - Prob. 56AYPCh. 2.4 - Prob. 57AYPCh. 2 - Prob. 1RACCh. 2 - Prob. 2RACCh. 2 - Prob. 3RACCh. 2 - Prob. 4RACCh. 2 - Table salt (NaCl) is an atom organic. a molecule....Ch. 2 - Prob. 6RACCh. 2 - Prob. 7RACCh. 2 - Prob. 8RACCh. 2 - Prob. 9RACCh. 2 - Prob. 10RACCh. 2 - Prob. 11RACCh. 2 - Which of these statements concerning enzymes is...Ch. 2 - Prob. 13RACCh. 2 - Prob. 14RACCh. 2 - Prob. 15RACCh. 2 - Prob. 16RACCh. 2 - A buffer slows down chemical reactions. speeds up...Ch. 2 - Prob. 18RACCh. 2 - Prob. 19RACCh. 2 - Prob. 20RACCh. 2 - Prob. 21RACCh. 2 - Prob. 22RACCh. 2 - Prob. 23RACCh. 2 - DNA molecules conatin genes. contain a single...Ch. 2 - Prob. 25RACCh. 2 - Prob. 1CTCh. 2 - Prob. 2CTCh. 2 - A mixture of chemicals is warmed slightly. As a...Ch. 2 - Two solutions, when mixed together at room...Ch. 2 - Prob. 5CTCh. 2 - Prob. 6CTCh. 2 - Carbon dioxide that accumulates in the blood can...Ch. 2 - An enzyme (E) catalyzes the following reaction:...Ch. 2 - Using the materials commonly found in a kitchen,...
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- Pure water has a pH of 7, the point at which the concentrations of hydrogen ions and hydroxide ions are equal and water is considered to have neutral pH. If an acid is added to water, the pH value because the acid releases goes up above 7 ; hydrogen ions goes down below 7; hydrogen ions goes up above 7; hydroxide ions goes down below 7 ; hydroxide ionsarrow_forwardWhen the concentration of H+ ions in a solution decreases, a buffer maintains the pH of a solution by?arrow_forwardNonpolar molecules such as lipids are good examples of: hydrophobic molecules. electrolytes molecules that will dissociate when placed in water. hydrophilic molecules. solutes.arrow_forward
- Which of the following statements about pH is (are) true: pH is a measure of free hydrogen ion concentration none of these are true both of these are true An increase in hydrogen ion concentration means a decrease in pH scale unitsarrow_forwardIn biological systems, buffers are important because they facilitate changes in pH to enhance biological activities of proteins and nucleic acids. True Falsearrow_forwardThe pH of a solution is an abbreviation conveying what information about that solution? A solution with a pH less than 7 is ;a solution with a pH greater than 7 isarrow_forward
- As pH decreases, a solution becomes more acidic.arrow_forwardA can of soda consists mostly of sugar dissolved in water, with some carbon dioxide gas that makes it fizzy and makes the pH less than 7. In chemical terms, you could say that soda is an aqueous solution where water is the, sugar is the solute.solvent solvent.solute who knows?arrow_forwardWhich pH value indicates a solution that has more hydrogen ions that hydroxide ions? pH 9 pH 4 pH 7arrow_forward
- Weak acids and bases are important to: Maintain a consistent pH Prevent damage in organisms Prevent damage in ecosystems All of the abovearrow_forwardDescribe how buffers are important to living organisms.arrow_forwardBuffers are mixtures of a weak acid and a weak base that combine with a strong acid or base to limit changes in pH. True O Falsearrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Biology Today and Tomorrow without Physiology (Mi...BiologyISBN:9781305117396Author:Cecie Starr, Christine Evers, Lisa StarrPublisher:Cengage LearningConcepts of BiologyBiologyISBN:9781938168116Author:Samantha Fowler, Rebecca Roush, James WisePublisher:OpenStax College
Biology Today and Tomorrow without Physiology (Mi...
Biology
ISBN:9781305117396
Author:Cecie Starr, Christine Evers, Lisa Starr
Publisher:Cengage Learning
Concepts of Biology
Biology
ISBN:9781938168116
Author:Samantha Fowler, Rebecca Roush, James Wise
Publisher:OpenStax College
GCSE Chemistry - Acids and Bases #34; Author: Cognito;https://www.youtube.com/watch?v=vt8fB3MFzLk;License: Standard youtube license