Chem 120 week 8 quiz - Study guides, Class notes & Summaries

CHEM 120 Week 8 Lab Practical Online Quiz (Lab Practicum)

Station 1. You have run an experiment studying the effects of the molecular weight of a compound on the rate of diffusion in agar. Compound X has a molecular weight of 25.3 g/mol and compound Y has a molecular mass of 156.2 g/mol. On two separate agar plates, 0.1 g of each substance were transferred and allowed to diffuse for 2 hours. The results below were obtained. Use this information about this situation to answer the following three questions. 1. Question: (CO 1) What was the independent v...

CHEM 120 Week 8 Lab Practical Online Quiz

CHEM 120 Week 8 Lab Practical Online Quiz

CHEM 120 Unit 2 Quiz (Sp CHEM-120 Unit 2 Quiz (100% Correct Solutions) (Collection)ring 2021) 2/25/2020 Week 2 Quiz: Introduction to General Organic and Biological Chemistry with Lab-MCMILLIN 2/7 CHEM 120 Unit 2 Quiz (Sp CHEM-120 Unit 2 Quiz (100% Correct Solutions) (Collection)ring 2021) Question 1 2 / 4 pts Question 2 4 / 4 pts Submitted Jan 14 at 4:12am This attempt took 30 minutes. Match the neutral atom or ion to the correct number of valance electrons. You Answered Mg 2+ Correc...

1. Question: If a patient has fever of 103 ◦F, convert it in degree Celsius 2. Question: You are given 500 mg NaCl. If it is dissolved in 7.5 mL water what would be the density in g/mL? 3. Question: Provide name of the following organic compound CH3-NH2 4. Question: Provide structural formula of the following organic compound (3 points). Ethyl amine 5. Question: You are given a pH meter and a series of solutions (solutions A, B and C). When you measured pH, the results were as follo...

CHEM 120 WEEK 3 QUIZ- WITH 100% CORRECT ANSWERS Week 3 Quiz There are 6 multiple choice and two short answer questions. Each question is worth 5 points. To answer multiple choice questions, highli ght the right answer. To answer the short answer questions, show your work and calculations. DO NOT CHANGE THE FORMAT OF THE QUIZ PLEASE. 1. (TCO 5) Which coefficient is placed in front of O2 to complete the balancing of the following equation? C5H8 + ? O2 --> 5 CO2 + 4 H2O 1 3 5 6 7 2. TCO 5) Which...

CHEM 120 Week 3 Quiz Week 3 Quiz There are 6 multiple choice and two short answer questions. Each question is worth 5 points. To answer multiple choice questions, highlight the right answer. To answer the short answer questions, show your work and calculations. DO NOT CHANGE THE FORMAT OF THE QUIZ PLEASE. 1. (TCO 5) Which coefficient is placed in front of O2 to complete the balancing of the following equation? C5H8 + ? O2 --> 5 CO2 + 4 H2O 1 3 5 6 7 2. TCO 5) Which should be the coefficient o...

CHEM 120 Unit 2 Quiz (Sp CHEM-120 Unit 2 Quiz (100% Correct Solutions) (Collection)ring 2021) 2/25/2020 Week 2 Quiz: Introduction to General Organic and Biological Chemistry with Lab-MCMILLIN 2/7 CHEM 120 Unit 2 Quiz (Sp CHEM-120 Unit 2 Quiz (100% Correct Solutions) (Collection)ring 2021) Question 1 2 / 4 pts Question 2 4 / 4 pts Submitted Jan 14 at 4:12am This attempt took 30 minutes. Match the neutral atom or ion to the correct number of valance electrons. You Answered Mg 2+ Correc...