Chem 113 Study guides, Class notes & Summaries

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...

CHEM 113 Exam 1 CSU Q & A (2024)

CHEM 113 Homework #2, Chapter 2 complete solution University of Bridgeport

1. Which of these properties is/are characteristics(s) of gases? 2. If the amount of a gas is tripled and the volume of the container is also tripled the new pressure of the gas will: 3. You’re at the zoo and have a big red 3.200 L helium balloon. The barometric pressure is 790.0 mm Hg. Then you hear the roar of a lion. Startled, you accidently release the balloon. It flies away. By the time it reaches the clouds the atmospheric pressure is only 0.3000 atm. What is the new volume of the balloo...

CHEM 103 Module 1 Exam Questions and Answers. Do the conversions shown below, showing all work: 1. 246oK = ? oC 2. 45oC = ? oF 3. 18oF = ? oK Answer: 1. 246oK - 273 = -27 oC oK → oC (make smaller) -273 2. 45oC x 1.8 + 32 = 113 oF oC → oF (make larger) x 1.8 + 32 3. 18oF - 32 ÷ 1.8 = -7.8 + 273 = 265.2 oK oF → oC → oK 4. Be sure to show the correct number of significant figures in each calculation. 1. Show the calculation of the mass of a 10.5 ml sample of mercury with densi...

CHEM 103 FINAL EXAM.Click this link to access the Periodic Table. This may be helpful throughout the exam. Do the conversions shown below, showing all work: 1. 246oK = ? oC 2. 45oC = ? oF 3. 18oF = ? oK 1. 246oK - 273 = -27 oC oK → oC (make smaller) -273 2. 45oC x 1.8 + 32 = 113 oF oC → oF (make larger) x 1.8 + 32 3. 18oF - 32 ÷ 1.8 = -7.8 + 273 = 265.2 oK oF → oC → oK Question 3 Click this link to access the Periodic Table. This may be helpful throughout the exam. Show the ca...

CHEM 1021 EXAM |3RD EXAM Q&A.MULTIPLE CHOICE. 1. On the electromagnetic spectrum, visible light is immediately between two other wavelengths. Name them. A) infrared and ultraviolet B) microwave and x -ray C) infrared and x -ray D) radio and microwave E) gamma ray and ultraviolet Answer: A 2) Which of the following occur as the energy of a photon increases? A) the frequency decreases. B) the wavelength increases C) the wavelength gets shorter. D) the speed decreases. Answer: C 3) Det...

CHEM 113 CHAPTER 9 AND 10 PRACTICE QUESTIONS AND ANSWERS CORRECT SOLUTION LATEST UPDATE 1. Which of these properties is/are characteristics(s) of gases? 2. If the amount of a gas is tripled and the volume of the container is also tripled the new pressure of the gas will: 3. You’re at the zoo and...

CHEM 103 FINAL EXAM.Click this link to access the Periodic Table. This may be helpful throughout the exam. Do the conversions shown below, showing all work: 1. 246oK = ? oC 2. 45oC = ? oF 3. 18oF = ? oK 1. 246oK - 273 = -27 oC oK → oC (make smaller) -273 2. 45oC x 1.8 + 32 = 113 oF oC → oF (make larger) x 1.8 + 32 3. 18oF - 32 ÷ 1.8 = -7.8 + 273 = 265.2 oK oF → oC → oK Question 3 Click this link to access the Periodic Table. This may be helpful throughout the exam. Show the ca...

CHEM 1021 EXAM |3RD EXAM Q&A.MULTIPLE CHOICE. 1. On the electromagnetic spectrum, visible light is immediately between two other wavelengths. Name them. A) infrared and ultraviolet B) microwave and x -ray C) infrared and x -ray D) radio and microwave E) gamma ray and ultraviolet Answer: A 2) Which of the following occur as the energy of a photon increases? A) the frequency decreases. B) the wavelength increases C) the wavelength gets shorter. D) the speed decreases. Answer: C 3) Det...