Buffer solution Study guides, Class notes & Summaries
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PORTAGE LEARNING CHEM 210 exams 1-8 and final exam
- Exam (elaborations) • 124 pages • 2023
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Portage Learning CHEM 210 exams 1-8 and final exam 
 
Question 1 
3 / 3 pts 
 
True or False: According to the Module, a compound with a molecular mass of 1,000 g/mol is considered a macromolecule. 
 
 
 
True Correct! 
False Question 2 
3 / 3 pts 
True or False: Biomolecules can have only two functional groups. 
 
True Correct! 
False Question 3 
3 / 3 pts 
 
True or False: The following functional group is an alcohol. 
 
 
 
 
 
True Correct! 
False Question 4 
3 / 3 pts 
 
True or False: In ...
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Davita pct test exam 2022/2023 with 100% correct answers
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1.Grief Is there an order to work through them 
2.Can someone experience them more than once 
1.No 
 
2.Yes 
 
 
 
Ultrafiltration (UF) 
Fluid pushed through the semipermeable membrane (SPM) membrane 
 
 
 
Convection 
Solutes dragged across SPM along with fluid 
 
 
 
Diffusion 
Particles moves from area of high concentration to low 
 
 
 
Osmosis 
Fluid moves from area of low to high concentration 
 
 
 
AKI 
acute kidney injury 
 
 
 
Explain the four transport mechanisms that play a role in ...
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BLG1501 Assignment 2 Semester 1 2024 (Solutions)
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BLG1501 Assignment 2 Semester 1 2024 (Solutions) 
 
Question 1 
Not yet answered 
Marked out of 2.00 
Flag question 
Question text 
Hydrolysis is reaction which occurs when 
Select one: 
a. 
a bond of a polymer is broken down through the addition of water molecule. 
b. 
two molecules are covalently bonded to each other through the loss of water. 
c. 
a double bond is formed between two atoms. 
d. 
a triple bond is formed between two atoms. 
Clear my choice 
Question 2 
Not yet answered 
Marked o...
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TEX2601 EXAM PORTFOLIO 2023.
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TEX2601 EXAM PORTFOLIO 2023.Detailed working, solutions, memo, notes & explanations.QUESTION 1 (10) 
1.1 In a newspaper article, the lead is often referred to as a summary lead because it summarises the 
relevant information by asking the most common questions. List these questions. (5) 
Read the following newspaper article and answer the question that follows. 
Man drives car into crowd at Pretoria Farmers’ 
Market 
Nine lives lost in American style assassination 
This study source was downlo...
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MLPAO Exam Set, Over 1000 Questions And Answers. Updated 2023/2024| Complete Verified Solution100%
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MLPAO Exam Set, Over 1000 Questions And Answers. Updated 2023/2024| Complete Verified Solution100% 
 
A patient being tested for fecal occult blood should not eat foods containing: 
No red meat and & excess vitamin C. 
Which of the following is the counterstain for the gram stain method? 
- crystal violet 
- safranin 
- acetone-alcohol 
- iodine 
-gentian-violet 
Safranin 
Most fixatives act by: 
- precipitating calcium ions in cells 
- precipitating cell wall 
- precipitating carbohydrates in c...
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PTU- Final Exam Solved & Updated 2023/2024 With 100% Correct Answers
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What color sharps container is usually meant for non-hazardous used needles? - Correct Answer-red 
 
A prescriber has written an order for 360 grams of cream. How many ounces will be in the entire order? - Correct Answer-12 
 
According to USP 797, which item should be taken off first after preparing a compound? - Correct Answer-Sterile gloves 
 
You get a prescription order for 200 mL of 7.5% dextrose. You have dextrose 5% and dextrose 10% in stock. How much of the appropriate solutions will yo...
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Practicals Chemistry AQA A-level Rated A+
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Practicals Chemistry AQA A-level Rated A+ 
Required Practical 1 - titration and making a standard solution 
Making a standard solution 1. weigh the required mass of solid using a sample bottle on a 2 dp balance. 
2. transfer the solid into a beaker using distilled water to wash it out- preventing any solid remaining in the sample bottle. 
3. reweigh the sample bottle and work out the difference. 
4. Add 100cm3 of distilled water to the beaker to dissolve the solid (small volume of water) using a...
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IB Business and Management SL and HL definitions 2023
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IB Business and Management SL and HL 
definitions 2023 
above-the-line promotion - Answer-a form of promotion that is undertaken by a business 
by paying for communication with consumers, e.g. advertising 
acid test ratio - Answer-liquid assets - current liabilities 
accountability - Answer-the obligation of an individual to account for his or her activities 
and to disclose results in a transparent way 
adverse variance - Answer-exists when the difference between the budgeted and actual 
fi...
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Complete Test Bank The Human Body in Health and Illness 7th Edition by Barbara Herlihy
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Complete Test Bank 
The Human Body in Health and Illness 7th Edition 
by Barbara Herlihy 
 
Chapter 01: Introduction to the Human Body 
Herlihy: The Human Body in Health and Illness, 7th Edition 
MULTIPLE CHOICE 
1. What is the branch of science that studies how the body functions? 
a. Anatomy 
b. Histology 
c. Pathology 
d. Physiology 
ANS: D 
2. Which word comes from the Greek word meaning “to dissect”? 
a. Anatomy 
b. Histology 
c. Pathology 
d. Physiology 
ANS: A 
3. Which of the follow...
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Final Exam: BIOS 256 / BIOS256 (2024/ 2025 Update) Anatomy and Physiology IV Complete Guide _ Questions and Verified Answers_ 100% Correct_ A Grade - Chamberlain
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Final Exam: BIOS 256 / BIOS256 (2024/ 2025 
Update) Anatomy and Physiology IV 
Complete Guide _ Questions and Verified 
Answers_ 100% Correct_ A Grade - Chamberlain 
 Buffer 
 æ Any mechanism that resists changes in pH 
æ Convert strong acids or bases to weak ones 
 
 
QUESTION 
 Physiological buffer 
 
Answer: 
 System that controls output of acids, bases, or CO2 
 
 
QUESTION 
 Chemical buffer 
 
Answer: 
 Substance that binds H+ and removes it from solution as its concentration begins...