Chem 103 module - Study guides, Class notes & Summaries

Show the calculation of the molecular weight for the following compounds, reporting your answer to 2 places after the decimal. 1. Al (SO ) 2. C H NOBr 2 4 3 7 5 1. Al (SO ) Al = 2 x 26.98 = 53.96 S = 3 x 32.07 = 96.21 O = 12 x 16.00 = 192 2 4 3 M2: Exam - Requires Respondus LockDown Browser + Webcam: General Chemistry I w/Lab-2021- Kozminski 3/18 Total Molecular Weight for Al (SO ) = 342.17 2. C H NOBr C = 7 x 12.01 = 84.07 H = 5 x 1.008 = 5.04 N = 1 x 14.01 = 14.01 O = 1 x 16....

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Write the subshell electron configuration (i.e.1s2 2s2 , etc.) for the Ni28 atom. Your Answer: Ni28 = 1s2 , 2s2 , 2p6 , 3s2 , 3p6 ,4s2 , 3d8 ↑ ↓ ↑ ↓ ↑ ↓ ↑ ↓ ↑ ↓ ↑ ↓ ↑ ↓ ↑ ↓ ↑ ↓ ↑ ↓ ↑ ↓ ↑ ↓ ↑ ↓ ↑ ↑ 1s 2s 2p 3s 3p 4s 3d Ni28 = 28 electrons = 1s2 2s2 2p6 3s2 3p6 4s2 3d8 Question 2 Not yet graded / 10 pts Click this link to access the Periodic Table.This may be helpful throughout the exam. Write the subshell electron configur...

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CHEM 103 Module 1 Exam, CHEM 103 Module 2 Exam, CHEM 103 Module 3 Exam, CHEM 103 Module 4 Exam, CHEM 103 Module 5 Exam, CHEM 103 Module 6 Exam (Latest-2022): Portage Learning |Verified Q & A| CHEM103 Module 1 Exam, CHEM103 Module 2 Exam, CHEM103 Module 3 Exam, CHEM 103 Module 4 Exam, CHEM 103 Module 5 Exam, CHEM 103 Module 6 Exam (Latest-2022): Portage Learning |Verified Q & A| CHEM 103 Module 1, 2, 3, 4, 5, 6 Exam (Latest-2022)/ CHEM103 Module 1, 2, 3, 4, 5, 6 Exam: General Chemistry II: ...

Question 1 What will be the charge of the ion formed from each of these atoms? Explain your answer. As33, Ge32 Answer: ION CHARGE As33 (nonmetal = gain electrons) 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p3 gain 3 → As-3 Ge32 (metal = lose electrons) 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p2 lose 4 → Ge+4 Question 2 Using the electronegativity values from the equation bank, show the determination of the polarity of each different type of bond in the following molecules: 1) 2) Answer: 1) Cl-O b...

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

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