Scin 131 exam quiz - Study guides, Class notes & Summaries

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SCIN 131 WEEK 4 Exam QUIZ Questions With Answers Latest Graded
  • SCIN 131 WEEK 4 Exam QUIZ Questions With Answers Latest Graded

  • Exam (elaborations) • 25 pages • 2023
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  • SCIN 131 WEEK 4 Exam QUIZ Questions With Answers Latest Graded. A sample of pure lithium carbonate contains 18.8% lithium by mass. What is the % lithium by mass in a sample of pure lithium carbonate that has twice the mass of the first sample?  A. 75.2%  B. 18.8%  C. 9.40%  D. 37.6% Feedback: Mass percent discussed in Chapter 6.2. Question 5 of 25 4.0/ 4.0 Points `I have some aliens in my basement who have developed a chemical weapon in an attempt to escape. I was able...
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SCIN 131 Exam Quiz 1-3 (Questions with Answers) 2023
  • SCIN 131 Exam Quiz 1-3 (Questions with Answers) 2023

  • Exam (elaborations) • 21 pages • 2023
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  • SCIN 131 Exam Quiz 1-3 (Questions with Answers) 2023. My cat weighs 37.0 lbs. Yes, she is a little large. I put her into a bathtub containing 47.0 gallons of water when filled to the very top. After I put her in, I collected all the water that ran over the side of the tub, and found it to be equal to 0.923 gallons. (A) What is the density of my cat in grams per cubic centimeter? (B) What if next time I do this she gains 4.0 lbs. and grows big enough to displace 1.10 gallons. Will she still ...
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SCIN 131 Exam Quiz 1-3 | Questions with Solutions 2023
  • SCIN 131 Exam Quiz 1-3 | Questions with Solutions 2023

  • Exam (elaborations) • 21 pages • 2023
  • SCIN 131 Exam Quiz 1-3 | Questions with Solutions 2023. Express 0.0045 m in scientific notation. A.0.45 × 104 m B.4.5 × 104 m C.4.5 × 10-4m D.4.5 × 103m E.4.5 × 10-3 m Answer Key: E Feedback: Good. Scientific notation is discussed in section 2.2 of the text. Question 5 of 12 4.0/ 4.0 Points The correct prefix for the multiplier 10-15 is: A.femto. B.deci. C.tera. D.pico. E.none of the above Answer Key: A Feedback: Good. Prefixes are discussed in section 2.5 of the text. P...
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SCIN 131 Week 4 Exam Quiz 2023 (Questions with Correct Solutions) Graded
  • SCIN 131 Week 4 Exam Quiz 2023 (Questions with Correct Solutions) Graded

  • Exam (elaborations) • 18 pages • 2023
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  • SCIN 131 Week 4 Exam Quiz 2023 (Questions with Correct Solutions) Graded. A sample of pure lithium carbonate contains 18.8% lithium by mass. What is the % lithium by mass in a sample of pure lithium carbonate that has twice the mass of the first sample? • A. 75.2% • B. 37.6% • C. 18.8% • D. 9.40% Feedback:Great! Mass percent discussed in Chapter 6.2. Question 11 of 25 4.0/ 4.0 Points `One of the first chemical WMDs, researchers initially produced VX nerve agent for retail sa...
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