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PORTAGE LEARNING CHEM 103 MODULE 3 EXAM all in one document $20.49   Add to cart

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PORTAGE LEARNING CHEM 103 MODULE 3 EXAM all in one document

PORTAGE LEARNING CHEM 103 MODULE 3 EXAM all in one document

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CHEM 103

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5.1: BONDING Atoms are rarely found in their elemental form but are usually found bonded to other atoms as part of compounds. A bond is composed of a group of negatively charged valence electrons between the atoms that simultaneously attract the positively charged nuclei of both atoms. Since the...

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CHEM 103: ATOMIC STRUCTURE>notes and problem set module 4.

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4.1: ATOMIC STRUCTURE Earlier in this course, we explored a very elementary view of atomic structure. We learned about protons, neutrons, and electrons (the three elementary particles that comprise an atom) and their properties. In this module, we will study these particles in detail and learn h...

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CHEM 103 module 3 notes THERMOCHEMISTRY

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Thermodynamics is the study of the relationship between heat and other forms of energy, particularly mechanical work. Thermochemistry is the part of thermodynamics that deals with the quantity of heat given off or absorbed during a chemical reaction. The quantity of heat given off or absorbed dur...

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CHEM 103 Module 3 problem set 5 Reviewed Study Guide

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1. The combustion of ethanol (C2H5OH) takes place by the following reaction equation. C2H5OH (l) + 3 O2 (g) → 2 CO2 (g) + 3 H2O (g) What is the volume of CO2 gas produced by the combustion of excess ethanol by 23.3 grams of O2 gas at 25oC and 1.25 atm? Your Answer: C2H5OH (l) + 3 O2 (g) → ...

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CHEM 103 module 3 problem set 6 study guide

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1. A sample of hydrogen (H2) gas is collected over water at 35oC and 725 mm. The volume of the gas collected is 72.0 ml. How many moles of H2 gas has been collected? How many grams of H2 gas has been collected? Your Answer: P(H2) = 725 - P(H2O) (from table) = 725 - 42.2 = 682.8 x 1 atm / 760 mm ...

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CHEM 103 MOLECULAR WEIGHT study guide

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A compound is made up of two or more elements combined in a definite ratio that is represented by a molecular formula. Each of these elements has a certain atomic weight, which can be found in the periodic table. The sum of the atomic weights of the atoms in the molecular formula is called the fo...

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CHEM 103 module 2 notes MOLECULAR WEIGHT

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: MOLECULAR WEIGHT A compound is made up of two or more elements combined in a definite ratio that is represented by a molecular formula. Each of these elements has a certain atomic weight, which can be found in the periodic table. The sum of the atomic weights of the atoms in the molecular form...

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CHEM 103 Module 6 notes and problem set.>THE LIQUID STATE OF MATTER

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THE LIQUID STATE OF MATTER Liquid water is common, but because liquids can exist only within a relatively narrow range of temperatures and pressures, the liquid state is the least common state of matter in the universe. For example, of the 92 naturally occurring elements, 79 are solids, 11 are g...

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CHEM 103 module 3 exam with answers spring 2023

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Question 1 Not yet graded / 10 pts 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 a lid and the heat given off is measured by means of a thermometer immersed in the reaction ...

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CHEM 103 module 4 questions and answers

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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 el...

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