Chem 219 module 4 - Study guides, Class notes & Summaries

CHEM 219 Module 1 Problem Set Principles of Organic Chemistry with Lab Gallaher Portage Learning. Score for this quiz: 10 out of 10 Submitted Jul 25 at 8:42pm This attempt took 1,135 minutes. Question 1 0 / 0 pts Your Answer: On a piece of scratch paper, write out the Lewis Dot Diagram for each of the indicated elements and determine the following for each: a) The number of Lone Pairs the atom possesses in its valence shell. b) The number of Unpaired Electrons the atom possesses in its...

CHEM 219 Module 2 Problem Set Principles of Organic Chemistry with Lab Gallaher Portage Learning. Score for this quiz: 10 out of 10 Submitted Jul 31 at 5:44pm This attempt took 110 minutes. Question 1 Not yet graded / 0 pts Your Answer: Define hydrocarbon. A hydrocarbon is a fully saturated chain of carbons and hydrogens Answer: Molecules composed only of the elements carbon and hydrogen. Question 2 Not yet graded / 0 pts Your Answer: What are the two major classes of hydrocarbon co...

Final Exam CHEM 219( module 4-10 ) with complete solution

CHEM 219 Module 1 problem set Questions with Verified Correct Answers [TOP TAKEN] On a piece of scratch paper, write out the Lewis Dot Diagram for each of the indicated elements and determine the following for each: a) The number of Lone Pairs the atom possesses in its valence shell. b) The number of Unpaired Electrons the atom possesses in its valence shell. c) The number of bonds the atom will form. Oxygen Carbon Hydrogen Nitrogen - ANS - Oxygen - a) 2 b) 2 c) 2 Carbon - a) 0 b...

CHEM 219 Module 1 problem set Exam Questions With 100% Correct Answers On a piece of scratch paper, write out the Lewis Dot Diagram for each of the indicated elements and determine the following for each: a) The number of Lone Pairs the atom possesses in its valence shell.b) The number of Unpaired Electrons the atom possesses in its valence shell.c) The number of bonds the atom will form. Oxygen Carbon Hydrogen Nitrogen - answerOxygen - a) 2 b) 2 c) 2 Carbon - a) 0 b) 4 c) 4 Hydrogen-...

CHEM 219 Module 1 problem set Exam Questions With 100% Correct Answers On a piece of scratch paper, write out the Lewis Dot Diagram for each of the indicated elements and determine the following for each: a) The number of Lone Pairs the atom possesses in its valence shell.b) The number of Unpaired Electrons the atom possesses in its valence shell.c) The number of bonds the atom will form. Oxygen Carbon Hydrogen Nitrogen - answerOxygen - a) 2 b) 2 c) 2 Carbon - a) 0 b) 4 c) 4 Hydrogen-...

Chem 219: Module 2 Exam with 100% Correct Solutions What are hydrocarbons? - Answer -Molecules composed of only the elements carbon and hydrogen What are the two major classes of hydrocarbons? - Answer -Aromatic (benzene) and aliphatic (alkanes, alkenes, alkynes) What is the main source of hydrocarbons? - Answer -Fossil fuels like coal, petroleum, and natural gas obtained by mining and drilling. What are Alkanes? - Answer -They are saturated hydrocarbons because their skeleton is only comp...

Chem 219: Module 2 Exam Questions With 100% Correct Answers What are hydrocarbons? - answerMolecules composed of only the elements carbon and hydrogen What are the two major classes of hydrocarbons? - answerAromatic (benzene) and aliphatic (alkanes, alkenes, alkynes) What is the main source of hydrocarbons? - answerFossil fuels like coal, petroleum, and natural gas obtained by mining and drilling. What are Alkanes? - answerThey are saturated hydrocarbons because their skeleton is only c...

CHEM 219 Module 1 problem set Exam Questions With 100% Correct Answers On a piece of scratch paper, write out the Lewis Dot Diagram for each of the indicated elements and determine the following for each: a) The number of Lone Pairs the atom possesses in its valence shell.b) The number of Unpaired Electrons the atom possesses in its valence shell.c) The number of bonds the atom will form. Oxygen Carbon Hydrogen Nitrogen - answerOxygen - a) 2 b) 2 c) 2 Carbon - a) 0 b) 4 c) 4 Hydrogen-...

CHEM 219 – MODULE 3A PRACTICE PROBLEMS 1. A small bubble rises from the bottom of a lake, where the temp and pressure are 4°C and 3.0 atm, to the water's surface, where the temperature is 25°C and the pressure is 0.95 atm. Calculate the final volume in mL of the bubble if its initial volume was 2.1 mL. 2. Calculate the volume in liters occupied by 35.2 g of methane gas (CH4) at 25°C and 1.0 atm. R = 0.0821 L • atm/K•mol. 3. How many molecules of N2 gas can be present in a 2.5 L f...