O chem exam - Study guides, Class notes & Summaries

Chem 103 Module 1 to 6 Exam with Verified answers (100 OUT OF 100) Portage learning (Latest Update) MODULE 1 EXAM Question 1 Click this link to access the Periodic Table. This may be helpful throughout the exam. 1. Convert 845.3 to exponential form and explain your answer. 2. Convert 3.21 x 10-5 to ordinary form and explain your answer. 1. Convert 845.3 = larger than 1 = positive exponent, move decimal 2 places = 8.453 x 102 2. Convert 3.21 x 10-5 = negative exponent = smalle...

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...

Exam 2: NR226/ NR 226 (2023/ 2024 Update) Fundamentals Patient Care Exam| Complete Guide with Verified Answers - Chamberlain QUESTION Hypernatremia Answer: Abnormally high sodium concentration in the blood -water deficit QUESTION What types of patients should you monitor for hypernatremia? Answer: Diabetes insipidus Osmotic diuresis -Large amount of perspiration and respiratory water output -Tube feedings, hypertonic parenteral fluids, or salt tablets -Dysfunction of os...

Chem 219 Unit 5 Exam with Correct Solutions Generic formula for alcohols - Answer -R-OH phenol - Answer -hydroxy-substituted aromatic molecules (any compound with an -OH attached to a benzene ring) IUPAC system rules for naming organic alcohols - Answer -- organic alcohols are named by replacing the suffix of the parent chain of the molecule with the suffix -ol - The parent chain is numbered so as to give the hydroxyl group the lowest possible number. (examples: 1-propanol, and cyclohexan...

CHEM 121 Final Exam Questions and Answers – Portage Learning. Do the three conversions shown below, showing all work: 1. 328 K = ? oC 2. 76oC = ? oF 3. 135oF = ? K Your Answer: 1 - 328 - 273 = 55 C 2 - (76x 1.8) + 32 = 168.8 F 3 - (135 - 32) / 1.8 = 57.2 C + 273 = 330.2 K 1. 328K - 273 = 55 oC K → oC(make smaller) -273 2. 76oC x 1.8 + 32 = 168.8 oF C → o oF (make larger) x 1.8 + 32 3. 135oF - 32 ÷ 1.8 = 57.2 + 273 = 330.2 K oF → oC →K Question 2 Not yet graded / 10...

Bio Chem Exam 2 Module 3 Quiz Questions And Answers Lactose intolerance arises from A. Bacteria in the intestine that produce toxic metabolites B. The inability of intestinal enzymes to cleave the lactose C. A sensitivity to galactose D. A sensitivity to glucose E. An allergic reaction to glucose ANS B. The inability of intestinal enzymes to cleave the lactose In glycoproteins carbohydrate is most often linked to threonine, asparagine or __________. A. Serine B. Lysine C. Valine...

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...

A 3-year-old male is brought to the emergency department by his parents. He is unconscious on admittance and his blood glucose was 15 mg/dl, ( normal 75 - 105 mg/dl). Further testing showed this individual had a deficiency in carnitine. Based on this diagnosis you would also expect which of the following to be true with regards to metabolism: - correct answer This patient would have elevated levels of circulating free fatty acids. A 7-year old female is recently diagnosed with type 1 diabetes...

Rutgers Murphy Bio Chem Exam 3 Questions And Answers In nucleosome structure the histone ___aids in stabilizing the wrapping of DNA around the protein octamer. ANS H1 The DNA "backbone" is composed of ANS A phosphodiester bond between 3' and 5' hydroxyl groups of adjacent deoxyribose residues Which of the following statements is not true of mRNA? ANS Prokaryotic mRNAs are capped with 7-methylguanosine Point mutations that occur in a population to any extent are referred ...