Chem 103 module 3 Study guides, Class notes & Summaries

QUESTIONS AND ANSWERS

CHEM 103 Module 3 Exam with Answers – Portage Learning. The calorimeter and mixture of HCl + NaOH Your Answer: 1. The type of thermochemical process is an acid base reaction or neutralization reaction where heat is given off called a exothermic reaction. 2. The calorimeter and mixture of HCl + NaOH would be described as enthalpy or the total energy of the system. 1. Heat given off = Exothermic process 2. With lid = closed system Question 2 Not yet graded / 10 pts Click this link to a...

CHEM 103 Module 1 to 6 Exam Questions and Answers (Portage Learning) Using the following information, do the conversions shown below, showing all work: 1 ft = 12 inches 1 pound = 16 oz 1 gallon = 4 quarts 1 mile = 5280 feet 1 ton = 2000 pounds 1 quart = 2 pints kilo (= 1000) milli (= 1/1000) centi (= 1/100) deci (= 1/10) 1. 24.6 grams = ? kg 2. 6.3 ft = ? inches 1. 24.6 grams x 1 kg / 1000 g = 0.0246 kg 2. 6.3 ft x 12 in / 1 ft = 75.6 inches please always use the correct units in your ...

PORTAGE LEARNING CHEM 103 MODULE 3 EXAM 2022 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 = Exothermic process 2. The amount of heat released = Heat of reaction

CHEM 103 Module 3 Exam Portage Learning 2023

Show the calculation of the heat of reaction (ΔHrxn) for the reaction: 2 C2H6 (g) + 5 O2 (g) → 4 CO (g) + 6 H2O (l) by using the following thermochemical data: ΔHf 0 C2H6 (g) = -84.0 kJ/mole, ΔHf 0 CO (g) = -110.5 kJ/mole, ΔHf 0 H2O (l) = -285.8 kJ/mole Your Answer: 2 C2H6 (g) + 5 O2 (g) → 4 CO (g) + 6 H2O (l) ΔHrxn = ∑ n ΔHf 0 (products) - ∑ m ΔHf 0 (reactants) ΔHrxn = 4 ΔHf 0 (CO) + 6 ΔHf 0 (H2O) - 2 ΔHf 0 (C2H6 ) - 5 ΔHf 0 (O2) ΔHrxn = 4 (-110.5 kJ/mole...

CHEM 103 Module 3 Exam Portage Learning 2023

CHEM 103 Module 3 Exam with Answers – Portage Learning. The calorimeter and mixture of HCl + NaOH Your Answer: 1. The type of thermochemical process is an acid base reaction or neutralization reaction where heat is given off called a exothermic reaction. 2. The calorimeter and mixture of HCl + NaOH would be described as enthalpy or the total energy of the system. 1. Heat given off = Exothermic process 2. With lid = closed system Question 2 Not yet graded / 10 pts Click this link to a...

CHEM 103 Module 3 Exam with Answers – Portage Learning. A reaction between HCl and NaOH is being studied in a styrofoam coffee cup with a 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 calorimeter and mixture of HCl + NaOH Your Answer: 1. The type of thermochemical process is an acid base reaction or neutralization reaction...

CHEM 103 module 3 problem set 3 (Portage learning)