Chem 103 module 2 exam - Samenvattingen en Aantekeningen

CHEM 103 Module 2 exam with correct answers.CHEM 103 Module 2 exam with correct answers.

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 = 23

1.18 moles of C9H8NO4Cl Grams = 1.18 moles X 229.614 = 270.944 grams --> 270.9 grams of C H NO Cl C = 9 x 12.01 = 108.09 H = 8 x 1.008 = 8.064 N = 1 x 14.01 = 14.01 O = 4 x 16.00 = 64 Cl = 1 x 35.45 = 35.45 Molecular Weight of C H NO Cl = 229.614 3 4 2 9 8 4 9 8 4 1. Grams = Moles x molecular weight = 1.05 x 310.18 = 325.7 grams 2. Grams = Moles x molecular weight = 1.18 x 229.61 = 270.9 grams Question 4 10 / 10 pts You may find the following resources helpful: Scientific Ca...

CHEM 103 Module 2 exam with correct answersCHEM 103 Module 2 exam with correct answersCHEM 103 Module 2 exam with correct answersCHEM 103 Module 2 exam with correct answers

CHEM 103 MODULE 2 EXAM .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 the given amount of the following substances. Report your answerto 3 significant figures. 1. 13.0 grams of (NH4)2CO3 2. 16.0 grams of C8H6NO4Br 1. Moles = grams / molecular weight = 13.0 / 96.09 = 0.135 mole 2. Moles = grams / molecular weight = 16.0 / 260.04 = 0.0615 mole Question 3 Click this link to access the Periodic T...

CHEM 103 Module 2 exam with correct answers Latest Updated Examination study Guide 2024

CHEM 103 Module 2 exam with correct answers

PORTAGE LEARNING CHEM 103 MODULE 2 EXAM 2022

Portage Learning CHEM 103 MODULE 2 EXAM 2022 with Questions and RAtionales

CHEM 103 Module 2 exam with correct answersCHEM 103 Module 2 exam with correct answers