Water h2o - 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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CHEM 120 Week 5 Exam 2 (Units 3 and 4)
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1.	A solution is prepared by dissolving 50 g of KCl (74.6 g/mol) to a volume of 1 L. What is the molarity of this solution? 
2.	You prepare a solution by dissolving 20 g of NaCl to a volume of 350 mL in water. What is the mass/volume % concentration of this solution? 
3.	When the following reaction goes in the forward direction, what is the base? 
4.	You are preparing a buffered solution. So far, your solution contains H2PO4- ions, what would you add to this solution to prepare your buffer sy...
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2023 AQA GCSE COMBINED SCIENCE: TRILOGY 8464/C/1H Chemistry Paper 1H Question Paper & Mark scheme (Merged) June 2023 [VERIFIED]
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2023 AQA GCSE COMBINED SCIENCE: TRILOGY 8464/C/1H Chemistry 
Paper 1H 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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BSC1005 MIDTERM MDC QUESTIONS AND ANSWERS 100% PASS
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BSC1005 MIDTERM MDC QUESTIONS AND ANSWERS 100% PASS What is Biology? The scientific study of life. 
Proper components of the SCIENTIFIC METHOD. Observation, Question, Hypothesis, Prediction, Experiment, Results, Conclusion. 
Taxonomy is the ____? Naming and classifying of species. 
Which Kingdom of Eukarya consist primarily of unicellular organisms? Protista 
What accounts for the different breeds of domesticated dogs? Artificial selection. 
Relative to prokaryotic cells, eukaryotic cells are us...
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Bio Beyond Unit 6 Energy Challenge Photosynthesis Exam
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Bio Beyond Unit 6 Energy 
Challenge Photosynthesis 
Exam 
 
What is meant by the term wavelength? Select the best answer: - ANSWER 
Distance between two peaks 
Looking at the image to the right, which categories of light exist other than visible light? 
Select all that apply: - ANSWER Radio 
Infrared 
X-Rays 
Gamma Rays 
Which particular photons do you think contribute most to photosynthesis? - ANSWER 
blue photons 
What do you think is happening to the green light in the image? - ANSWER It gets...
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2023 / 2024 RN HESI EXIT EXAM VERSION 2 (V2) ALL 160 QUESTIONS AND ANSWERS AS INCLUDED LATEST UPDATE GRADED A+ GUARANTEED PASS A +
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2023 / 2024 RN HESI EXIT EXAM VERSION 2 
(V2) ALL 160 QUESTIONS AND ANSWERS 
AS INCLUDED LATEST UPDATE GRADED 
A+ GUARANTEED PASS A + 
The nurse assumes care of a postoperative adult client with type 2 diabetes mellitus 
and learns that the client has a current blood glucose level of 720 mg/dL. When 
assessing the client, what is the priority? 
A. Assess for signs of fluid volume deficit 
B. Observe wound drainage characteristics 
C. Measure the level of acute pain 
D. Determine when the client ...
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TTU Chem 1305 Final Exam Questions With All Correct Answers!!
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Periods - Answer-left to right-gradual change 
Groups - Answer-up and down-super similar 
Alkali Metals - Answer-Group 1: Very reactive with H2O 
Usually only form one bond 
Alkaline-Earth Metals - Answer-Group 2: More stable than group 1 
usually form 2 bonds 
Transition Metals - Answer-Group 3B-2B: Can make any number of bonds 
Bond like Group 1 & Group 2 
Halogens - Answer-Group 7: Can only make one bond 
Noble Gases - Answer-Group 8: Nonreactive and can't make bonds 
Atomic Status - Answer-...
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SEMMELWEIS ENTRANCE MEDICINE BIOLOGY EXAM | QUESTIONS & 100% CORRECT ANSWERS (VERIFIED) | LATEST UPDATE | GRADEA+
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SEMMELWEIS ENTRANCE MEDICINE 
BIOLOGY EXAM | QUESTIONS & 100% 
CORRECT ANSWERS (VERIFIED) | LATEST 
UPDATE | GRADEA+ 
What are carbohydrates and lipids? 
Correct Answer: Organic compounds that are mostly composed of three types of 
atom; carbon, hydrogen and oxygen 
What do carbohydrates do? 
Correct Answer: provide energy, in the form of sugars like glucose and fructose, but 
they also make up structures like cellulose, which form the cell wall of plant cells 
What type of carbohydrate is...
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TAMU Geology 101 Exam 2 questions with correct answers
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General of magma CORRECT ANSWER igneous rocks form as molten rock (magma, lava) cools and solidifies 
General characteristics of magma 
Forms from partial melting of rocks Magma at surface is called lava 
Rocks formed from lava are extrusive/volcanic rocks 
Rocks formed from magma at depth are intrusive/plutonic rocks 
 
Basalt melt, Hawaii CORRECT ANSWER This is lava/melted rock. This shows Lava flow 
 
Basalt flow, Hawaii CORRECT ANSWER This also shows lava flow which is cooling instantly. 
 
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FAU BROOKS BIODIVERSITY UNIT 1 EXAM LATEST UPDATE GRADED A+
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T or F: We have proven how life arose? FALSE ! 
Haldon-Oparin Hypothesis life arose spontaneously from methane, ammonia, water & 
energy sources 
Milley-Urey experiment Tested Haldane-Oparin hypothesis 
Contemporary scientist think that methane & ammonia were likely ABSENT in early atmosphere 
Organic molecules: CO, CO2, H2 (not much), N2 and H2O 
Panspermia idea that organic molecules were brought to earth by meteorites/asteroids. 
Organic material would have come from outer space. 
CHOOSE: 
Ea...
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