CHEM 103

CHEM 103 MODULE 3 EXAM 2022 Click this link to access the Periodic Table. This may be helpful throughout the exam. A reaction between HCl and NaOH is being studied in a styrofoam coffee cup with NO lid and the heat given off is measured by means of a thermometer immersed in the reaction mixture. Enter the correct thermochemistry term to describe the item listed. 1. The type of thermochemical process 2. The amount of heat released in the reaction of HCl with NaOH 1. Heat given off = Exo...

CHEM 103 MODULE 2 EXAM 2022 Question 1 Click this link to access the Periodic Table. This may be helpful throughout the exam. Show the calculation of the molecular weight for the following compounds, reporting your answer to 2 places after the decimal. 1. Al2(CO3)3 2. C8H6NO4Cl 1. 2Al + 3C + 9O = 233.99 2. 8C + 6H + N + 4O + Cl = 215.59 Question 2 Click this link to access the Periodic Table. This may be helpful throughout the exam. Show the calculation of the number of moles in th...

CHEM 103 MODULE 1 EXAM 2022 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 10 2 2. Convert 3.21 x 10 -5 = negative exponent = smaller than 1, move decimal 5 places = 0. Question 2 Click this link to access the Periodic ...

CHEM 103 FINAL 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 10 2 2. Convert 3.21 x 10 -5 = negative exponent = smaller than 1, move decimal 5 places = 0. Question 2 Click this link to access the Periodic Table. ...

CHEM 103 EXM 1-6 FNAL EXAMS QUESTIONS AND ANSWERS- PORTAGE LEARNING

Chem 103 Portage GRADED FINAL EXAM.

Chem 103 Exam 1-6 Final Questions and Answers- Portage Learning

The blue dots on the metal plate are electrons. What happens when the photons hit the electrons? When the photons hit the electrons, half of the Electrons were knocked off of the potassium. 2. What happens when the electrons reach the light bulb? When the electrons reach the light bulb, the light bulb lights up. When electrons reach the light bulb they complete a circuit, causing the bulb to glow briefly. Activity A: Wavelength and flux Get the Gizmo ready: ● Check that the Voltage is...

Chem 103 Module 1 to 6 Exam answers Portage learning Chem 103 Module 1 to 6 Exam answers Portage learning Chem 103 Module 1 to 6 Exam answers Portage learning