Chem120 Samenvattingen, Aantekeningen en Examens

1. A solution is prepared by dissolving 50 g of KCl (74.6 g/mol) to a volume of 1 L. What is the molarity of this solution? 2. You prepare a solution by dissolving 20 g of NaCl to a volume of 350 mL in water. What is the mass/volume % concentration of this solution? 3. When the following reaction goes in the forward direction, what is the base? 4. You are preparing a buffered solution. So far, your solution contains H2PO4- ions, what would you add to this solution to prepare your buffer sy...

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...

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CHEM120 Final Exam (Version 3 Latest-2023)|Verified and 100% Correct Q & A| Chamberlain College of Nursing 1. Question: (TCO 12) Transcription is the process by which DNA passes information to (Pts. : 5) another strand of DNA. transfer RNA. ribosomal RNA. messenger RNA. a new cell.

OL Lab 9: Building models of organic compounds Learning Objectives:  Build virtual models to learn about the structure of organic compounds  Draw extended structural formulas of organic compounds Compounds that are based on the carbon atom are known as organic compounds. These compounds commonly contain, nitrogen, oxygen, and hydrogen in addition to carbon. Carbon forms a variety of covalent compounds with varied properties. Carbon containing compounds are formed by sharing electron...

CHEM120 Final Exam (Version-1, Latest-2022)/ CHEM 120 Final Exam / CHEM120 Week 8 Final Exam / CHEM120 Unit 8 Final Exam: Chamberlain College of Nursing |Verified and 100% Correct Q & A|