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CHEM 120 Unit 6, Lab 2 - Laboratory 8; Nuclear Chemistry: Session 2020
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Objectives: Understand the differences between chemical reactions and nuclear reactions Understand the concept of radioactive decay Know the change associated with an alpha, beta or gamma decay of a nucleus Write the product of a nuclear reaction involving alpha, beta or gamma emission Understand the concept of half-lives and do simple half-life calculations Not all atoms are stable. When atoms are born in a nuclear reactor, whether it be the heart of a star or a power plant, a portion of them...

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  • by koffee • 
  • uploaded  20-01-2020
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CHEM 120 Weekly Quizzes (Version 1){GRADED A}
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CHEM 120 Weekly Quizzes (Version 1) Question : (TCO 1) You have been growing the same variety of corn for over 5 years. In the past two years, you have noticed that the yield has decreased by 10% each year. You grow corn on 10 acres of land, and your yield should be 1,000 bushels per acre. Growing conditions have been consistent for the past 5 years…… hypothesize that CAQ will produce 1,000 bushels per acre. Design an experiment to test this hypothesis. Include your control(s) (2 points) and...

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  • uploaded  20-10-2020
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CHEM 120 Weekly Quizzes (Version 2){GRADED A}
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CHEM 120 Weekly Quizzes (Version 2) Question : (TCO 2) The mass number of an atom can be calculated from Question : (TCO 2) Consider a neutral atom with 30 protons and 34 neutrons. The mass number for this atom is Question : (TCO 2) Heptane is always composed of 84% carbon and 16% hydrogen. This illustrates the law of Question : (TCO 2) Which type of radioactivity has a negative charge? Question : (TCO 2) The mass of the electrons in an atom is generally regarded as Question : (TCO 2) The number...

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CHEM 120 Weekly Quizzes (Version 2){GRADED A}
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CHEM 120 Weekly Quizzes (Version 2) Question : (TCO 2) The mass number of an atom can be calculated from Question : (TCO 2) Consider a neutral atom with 30 protons and 34 neutrons. The mass number for this atom is Question : (TCO 2) Heptane is always composed of 84% carbon and 16% hydrogen. This illustrates the law of Question : (TCO 2) Which type of radioactivity has a negative charge? Question : (TCO 2) The mass of the electrons in an atom is generally regarded as Question : (TCO 2) The number...

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CHEM 120 Weekly Quizzes (Version 1){GRADED A}
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CHEM 120 Weekly Quizzes (Version 1) Question : (TCO 1) You have been growing the same variety of corn for over 5 years. In the past two years, you have noticed that the yield has decreased by 10% each year. You grow corn on 10 acres of land, and your yield should be 1,000 bushels per acre. Growing conditions have been consistent for the past 5 years…… hypothesize that CAQ will produce 1,000 bushels per acre. Design an experiment to test this hypothesis. Include your control(s) (2 points) and...

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HESI CHEMISTRY
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HESI CHEMISTRY V1/V2 If a Hydrogen is in a compound, what would its oxidation number be? 1 What is the oxidation number of any simple ion? 1 or -1 depending on the charge of the ion How many kilograms are in a pound? 0. 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? 0°C = 32°F What is the oxidation number of an element atom? 0 What is the freezing point of sea water in F...

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  • by johnbosco • 
  • uploaded  26-06-2020
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Radioactivity
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This researched article describes the process of radioactivity. Properties of radiations, types of radioactivity, nuclear reactions and nuclear fusion will be explored. Read on……………………

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  • by Chalan • 
  • uploaded  03-05-2018
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NURS 6521week 10 quiz
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NURS 6521week 10 quiz • Question 1 1 out of 1 points A patient is being discharged from the hospital and will be taking oxybutynin (Ditropan) for overactive bladder. The nurse will instruct the patient that she will be taking a medication Response Feedback: Oxybutynin is available as a transdermal patch and causes dry mouth approximately 60% of patients. The drug is not noted to cause palpitations or lightheadedness and it is not administered as an IM injection. • Question 2 1 o...

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  • by grade_bender • 
  • uploaded  15-10-2020
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