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CHM 1020 Lab 9 Assignment SUMMER 2026 WGU
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4

June 2026

2025/2026
1. What species is the conjugate acid of HCO3 –? Write the formula and net charge. Carbonic acid H2CO3 Net charge: zero (neutral) 2. Which species is the conjugate base of HPO4 2–? Write the formula and net charge. PO4 3- Net charge: -3 Refresher of Acid/Base Equilibria, Ka, and pKa, and buffer solutions Show your CALCULATIONS for these numerical problems. 1. The [H3O+ ] in a cabernet sauvignon wine is 5.9 × 10–4 M. What is the [–OH] in this wine? [OH-] = 1.698*10^11M PH=...
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CHM 1020 lab Week 4 Assignment a, b, and c SUMMER 2026 WGU
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18

June 2026

2025/2026
Atomic Structure, Chemical Bonding, Lewis Structure, and 3D Molecular Shape Objectives In this lab, you will apply valence bond theory to draw appropriate Lewis structures, use electronegativity differences to classify bonds as ionic, polar covalent, or nonpolar covalent, and apply valence shell electron pair repulsion theory (VSEPR) to predict molecular geometry. We will also use molecular kits to create ball and stick models of molecules of interest to you. Theory Atoms of certain speci...
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CHM 1020 Week 7 Assignment SUMMER 2026 WGU
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6

June 2026

2025/2026
A. Watch Boyle’s Law and answer questions pertaining to it: 1. In this demonstration, did the volume of the balloon increase or decrease when the vacuum was applied? 2. The volume of the balloon increased and expanded when the vacuum was pumping the air out of the jar to try and equalize the pressure and when the vacuum was released 3. What properties of gas are being demonstrated in this experiment? What kind of relationship do they have? The volume and pressure are inversely related ...
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CHM 1020 Week 3 Assignment SUMMER 2026 WGU
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6

June 2026

2025/2026
Classify each example of molecular art as a compound or element. Moreover, where applicable, specify which of the species are molecules. A. compound B. element C. compound D. compound E. compound F. element 2. In the image below, for each ion, identify the net charge: a. +2 b. -3 3. Using the figure on the following page on how to achieve an octet for cations and anions, please draw a Lewis dot structure for each of the following elements. Also, identify what net charge each element...
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Exam (elaborations)

CHM 1020 Week 6 Assignment SUMMER 2026 WGU
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7

June 2026

2025/2026

A
Multiple Choice: 1) The law of conservation of energy states that ________. A) the energy of the reactants and products in a chemical reaction are always equal B) all chemical reactions are reversible C) energy can be created, but not destroyed D) energy cannot be created or destroyed 2) Which of the following energy quantities is equivalent to 578 J? A) 5.78 × 105 kJ C) 0.138 kcal B) 138 kcal D) 1.38 × 105 kcal 3) Which of the following energy quantities is equivalent to 11.9 kcal? ...
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Exam (elaborations)

CHM 1020 Final Exam Study Guide – Verified Questions & Correct Detailed Answers | 2025/2026 A+ Grade
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1

28

January 2026

2025/2026

A+
The CHM 1020 Final Exam typically covers foundational and applied concepts in general chemistry. The 2025/2026 study guides provide verified questions and answers, graded A+, ensuring mastery of key topics.
LECPOPC
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Exam (elaborations)

CHM 1020 Final Exam Study Guide – Verified Questions & Correct Detailed Answers | 2025/2026 A+ Grade
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28

January 2026

2025/2026

A+
The CHM 1020 Final Exam typically covers foundational and applied concepts in general chemistry. The 2025/2026 study guides provide verified questions and answers, graded A+, ensuring mastery of key topics.
LECPOPC
$22.36 More Info

Exam (elaborations)

CHM 1020 Final Exam Study Guide – Verified Questions & Correct Detailed Answers | 2025/2026 A+ Grade
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28

January 2026

2025/2026

A+
The CHM 1020 Final Exam typically covers foundational and applied concepts in general chemistry. The 2025/2026 study guides provide verified questions and answers, graded A+, ensuring mastery of key topics.
LECPOPC
$22.36 More Info

Exam (elaborations)

CHM 1020 Final Exam Study Guide – Verified Questions & Correct Detailed Answers | 2025/2026 A+ Grade
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-

28

January 2026

2025/2026

A+
The CHM 1020 Final Exam typically covers foundational and applied concepts in general chemistry. The 2025/2026 study guides provide verified questions and answers, graded A+, ensuring mastery of key topics.
LECPOPC
$22.36 More Info

Exam (elaborations)

CHM 1020 Final Exam Study Guide – Verified Questions & Correct Detailed Answers | 2025/2026 A+ Grade
-

-

-

28

January 2026

2025/2026

A+
The CHM 1020 Final Exam typically covers foundational and applied concepts in general chemistry. The 2025/2026 study guides provide verified questions and answers, graded A+, ensuring mastery of key topics.
LECPOPC
$22.36 More Info