Hcl hydrochloric acid - Study guides, Class notes & Summaries
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Science Olympiad: Rocks and minerals Rated A+
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Science Olympiad: Rocks and minerals 
 
Rated A+ 
 
Albite 
H: 6.0, S.G: 2.63. A silicate (NaAlSi3O8) a widely distributed rock-forming feldspar. Generally 
white or light colore. Two directional cleavage. 
 
Almandine 
H:6.5-7.5, S.G:4.31. Color deep purplish red. Usually found in metamorphic rock. 
 
a deep red garnet consisting of iron aluminum silicate 
 
Amazonite 
H: 6.0, S.G: 2.5-2.6, Luster: Glassy-vitreous, Color: Green, white, flesh. The only green feldspar 
 
Apatite 
H 5.0, S.G. 3.1-...
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CHEM 121 Lab 4 Chemical Reactions SPRING 2024 Portage learning
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Title: Chemical Reactions 
Purpose: Observe different kinds of chemical reactions and the results. Six tyles of simple 
chemical reactions and reversible reactions 
Procedure: 
1. Combine AgNO3 (silver nitrate) and HCl (hydrochloric acid) in test tube. White solid 
forms - AgCl (silver chloride) 
2. Put stopper on and invert to mix. Double displacement reaction. 
3. Combine KI and Pb(NO3)2 - creates a yellow liquid (used to be used in paints - caused 
lead poisoning) 
4. Acid/Base Double displac...
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Cumulative Final Exam Review Orgo II Questions and Answers Rated A+
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Cumulative Final Exam Review Orgo II 
Questions and Answers Rated A+ 
 
1. Carboxylic acids react with nucleophiles through what type of mechanism? 
Answer: Addition followed by elimination Addition followed by elimination 
Explanation: Carboxylic acids typically undergo nucleophilic acyl substitution. In this 
mechanism, the nucleophile first adds to the carbonyl carbon of the carboxylic acid (addition), 
forming a tetrahedral intermediate. This is followed by the elimination of a leaving group...
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Nutrition Exam I: NUR1172 questions and answers
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Nutrition Exam I: NUR1172 questions and answers 
Alimentary Canal - Correct Answers Another term for gastrointestinal tract 
 
Digestive Tract Includes - Correct Answers Mouth, Esophagus, Stomach, Small Intestine, Large Intestine, Rectum 
 
Accessory Organs of the Digestive System - Correct Answers Pancrease, Gallbladder, Liver 
 
Muscular Movement of Mouth - Correct Answers Mastication 
 
Muscular Movement of Esophagus - Correct Answers Upper Esophageal Sphincter (UES) Controls entry of food bo...
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REHS Practice Test Questions and answers, rated A+ Test Bank Questions| latest update 2024/25|
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REHS Practice Test Questions and 
answers, rated A+ Test Bank Questions 
Soil permeability procedure involves evaluating a soil core or test pit. What does the procedure yield? 
a. Permeability estimated seepage rate 
b. Permeability estimated application rate 
c. Permeability estimated range - -b. Permeability estimate 
How does chlorine kill microorganisms and bacteria? 
a. By weakening enzymes and destroying internal organelles 
b. By attacking lipids in cell walls and destroying enzymes and...
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Honors Chemistry Exam Questions with Correct Solutions
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Honors Chemistry Exam Questions with Correct Solutions 
Why can salt and sugar both dissolve in water, even though one is ionic and the other is covalent? 
 
 
A. Water is always cooler than the salt and sugar, allowing them to dissolve easily. 
 
B. Salt's ions and sugar's polar bonds are both attracted to the polar water molecules. 
 
C. Everything can dissolve in water because water is considered a universal solvent. 
 
D. There is enough space between the large water molecules to easi...
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CHEM 103 VERSION 1 &2 FINAL EXAMS , MODULE 1,2,3,4,5,6 :PORTAGE LEARNING VERIFIED & GRADED A+
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Click this link to access the Periodic Table. This may be helpful throughout the exam.


List and explain if each of the following solutions conducts an electric current: sodium chloride (NaCl), hydrochloric acid (HCl) and sugar (C6H12O6).
Sodium chloride (NaCl) is an ionic compound and conducts since it forms ions in solution. Hydrochloric acid (H
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EB NUTRITION- EXAM 2 2024 WITH 100% CORRECT ANSWERS
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EB NUTRITION- EXAM 2 2024 WITH 100% CORRECT ANSWERS 
 
 
Which of the following is the nutrient that is most likely to be deficient in a vegan diet? - correct answer vitamin B12 
 
the light-senstitive molecule found in rod cells that contains vitamin A and helps us distinguish light from dark is? - correct answer Rhodopsin 
 
which of the following nutrients requires the MOST frequent consumption to assure adequate body tissue? - correct answer vitamin C 
 
Which of the following statements abo...
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REHS Practice Test Questions and Answers 100% Accurate
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REHS Practice Test Questions and Answers 100% Accurate 
Soil permeability procedure involves evaluating a soil core or test pit. What does the procedure yield? 
 
a. Permeability estimated seepage rate 
b. Permeability estimated application rate 
c. Permeability estimated range 
b. Permeability estimate 
 
 
 
How does chlorine kill microorganisms and bacteria? 
 
a. By weakening enzymes and destroying internal organelles 
b. By attacking lipids in cell walls and destroying enzymes and structure...
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Pharmacology NURS 251 Module Exam 7 portage learning/ABCnursing/Geneva college Questions and Answer
- Exam (elaborations) • 16 pages • 2023
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Pharmacology NURS 251 Module Exam 7 portage learning/ABCnursing/Geneva college Questions and Answer 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Module 7 Exam - Requires Respondus LockDown Browser + Webcam 
Question 1	 
What type of gastric acid is released by the parietal cells? 
Answer: 
Hydrochloric Acid (HCl) 
 
Question 2	 
Select the substance below that is a major stimulator for the release of gastric juices. 
 
Acetylcholine 
 
 
HCl 
 
 
Substance P 
 
 
Serotonin 
 
 
Question 3	 
Describe the ro...
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