Freezing point - Study guides, Class notes & Summaries
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Chem 103 Module 1 to 6 Exam with Verified answers (100 OUT OF 100) Portage learning (Latest Update)
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Chem 103 Module 1 to 6 Exam with Verified answers (100 OUT OF 100) Portage learning (Latest Update) 
 
 
MODULE 1 EXAM 
Question 1	 Click this link to access the Periodic Table. This may be helpful throughout the exam. 
1.	Convert 845.3 to exponential form and explain your answer. 
2.	Convert 3.21 x 10-5 to ordinary form and explain your answer. 
 
 
1.	Convert 845.3 = larger than 1 = positive exponent, move decimal 2 places 
= 8.453 x 102 
2.	Convert 3.21 x 10-5 = negative exponent = smalle...
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S12 FDNY Exam (Latest 2023/ 2024 Update) Questions and Verified Answers| 100% Correct| Grade A
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S12 FDNY Exam (Latest 2023/ 2024 Update) Questions and Verified Answers| 100% Correct| Grade A 
 
Q: a standard sprinkler has RTI of what? 
 
 
Answer: 
80 
 
 
 
Q: a sprinkler system with open heads is called a? 
 
 
Answer: 
Deluge system 
 
 
 
Q: the freezing point if ant freeze solutions is measured by what? 
 
 
Answer: 
hydrometer or refractometer 
 
 
 
Q: local law 58/2009 requires sprinkler and stand pipe risers to be painted what color? 
 
 
Answer: 
yellow 
 
 
 
Q: the distance for...
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2023 AQA GCSE COMBINED SCIENCE: TRILOGY 8464/C/1F Chemistry Paper 1F Question Paper & Mark scheme (Merged) June 2023 [VERIFIED]
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2023 AQA GCSE COMBINED SCIENCE: TRILOGY 8464/C/1F Chemistry 
Paper 1F Question Paper & Mark scheme (Merged) June 2023 [VERIFIED] 
Materials 
For this paper you must have: 
• a ruler 
• a scientific calculator 
• the periodic table (enclosed). 
Instructions 
• Use black ink or black ball-point pen. 
• Pencil should only be used for drawing. 
• Fill in the boxes at the top of this page. 
• Answer all questions in the spaces provided. 
• If you need extra space for your answer(s), ...
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S12 FDNY Exam (Latest 2024 / 2025 Update) Questions and Verified Answers | 100% Correct | Grade A
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S12 FDNY Exam (Latest 2024 / 2025 Update) Questions and Verified Answers | 100% Correct | Grade A Q: a standard sprinkler has RTI of what? Answer: 80 Q: a sprinkler system with open heads is called a? Answer: Deluge system Q: the freezing point if ant freeze solutions is measured by what? Answer: hydrometer or refractometer Q: local law 58/2009 requires sprinkler and stand pipe risers to be painted what color? Answer: yellow Q: the distance for the hanger assembly to the center line of an uprigh...
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Honors Chemistry Practice Test Final 1 Latest Questions & Answers Verified 100% Correct!!
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A Golf Ball has more mass than a tennis ball because it___. 
A. Takes up more space 
B. Contains more matter 
C. Contains different kinds of matter 
D. Has a definite composition - Answer-Contains more matter 
All of the following are physical properties of matter EXCEPT___. 
A. Mass 
B. Color 
C. Boiling Point 
D. Ability to Rust - Answer-ability to rust 
Which state of matter is characterized by having an indefinite shape, but a definite volume? 
A. Gas 
B. Liquid 
C. Solid 
D. None of the Abo...
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CHEM 103 Lab Exam 8 Questions and Answers | Latest Update 2023/2024 (Portage Learning)
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The unit “m” stands for _______ in this experiment. 
2. (4 points) Why was warming data used for estimating the freezing/melting 
point of the cyclohexane? 
3. (3 points) How much of the cyclohexane solvent was placed in the test? 
1.) molarity 
2.) It is considered reliable. 
It is a dependable predicator of the freezing/melting point of a substnace. 
it can determine the temperatures when the change occurs. 
3.) 10 mL of cyclohexane 
1. molality 
2. Solids tend to supercool, which gives fa...
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Chem v1/v2, AP V1/V2, HESI A2 Biology Latest Update 2024/2025| Questions and Answers| Grade A+
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Chem v1/v2, AP V1/V2, HESI A2 Biology 
Latest Update 2024/2025| Questions and 
Answers| Grade A+ 
If a Hydrogen is in a compound, what would its oxidation number be? +1 
What is the oxidation number of any simple ion? The same as charge of the ion 
How many kilograms are in a pound? 0.453592 kg 
What is the temperature for freezing point of water in Celsius? 0 degrees Celsius (32°F for 
Fahrenheit) 
What is the conversion of Celsius to Fahrenheit? 5F=9C+160 (remember 5F because you 
have 5 fi...
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ACS General Chemistry 2 Final Exam Study Guide |2024 Release|
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ACS General Chemistry 2 Final Exam 
Study Guide |2024 Release| 
C 
Where is the hydrophilic (attracted to water) region of the molecule? 
(A) Region 1 
(B) Region 2 
(C) Region 3 
(D) The three regions are equally hydrophilic 
C 
Which molecule is most soluble in water? 
D 
A solution of NaCl in water has a concentration of 20.5% by mass. What is the molal 
concentration of the solution? 
Molar Mass NaCl = 58.44 g/mol 
(A) 0.205 m 
(B) 0.258 m 
(C) 3.51 m 
(D) 4.41 m 
B 
What is the mole fract...
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Rhode Island Journeyman Plumber Exam Rev questions with correct answers
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Plumbing Code Regulation SBC-3 - Answer State of Rhode Island Plumbing Code is known as: 
 
4' 6" Below Grade - Answer Water Services Shall Be Installed Not Less Than: 
 
Insulated/Heated or Both - Answer Piping installed in exterior walls or areas subject to freezing must: 
 
36" Below Grade - Answer Building Sewers connected to a public sewer shall have a minimum coverage of: 
 
Under a water heater 6 gallons or greater that is elevated - Answer A safe waste pan shall be installed...
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Ornamental/Turf pesticide applicator's licence exam study guide Questions & Answers!!
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What are some of the basic principles of Integrated pest management? - ANSWER1.) PREVENTION: Produce healthy plants that resist plants: (Selecting healthy plants, using certified seed, providing good growing conditions, and making a good match between the plant and the site) 
2.) MONITOR AND IDENTIFY THE PEST: Identify the problem: (Finding out whether the damage to a particular plant is caused by a pest or by an environmental condition such as freezing or drought and always determine the exact ...
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