I Review I Constants I Periodic Ta Benadryl is an over-the-counter drug used to treat allergy symptoms. The formula of Benadryl is Cı7H21NO. Part A How many moles of C are present in 0.664 moles of Benadryl? You may want to reference (Pages 251 - 254) Section 7.4 while completing this problem. Express your answer to three significant figures and include the appropriate units HA ? Value Units of C Part B How many moles of H are present in 2.50 moles of Benadryl? Express your answer to three significant figures and include the appropriate units HA Value Units of H

I Review I Constants I Periodic Ta Benadryl is an over-the-counter drug used to treat allergy symptoms. The formula of Benadryl is Cı7H21NO. Part A How many moles of C are present in 0.664 moles of Benadryl? You may want to reference (Pages 251 - 254) Section 7.4 while completing this problem. Express your answer to three significant figures and include the appropriate units HA ? Value Units of C Part B How many moles of H are present in 2.50 moles of Benadryl? Express your answer to three significant figures and include the appropriate units HA Value Units of H

Chemical Principles in the Laboratory

11th Edition

ISBN:9781305264434

Author:Emil Slowinski, Wayne C. Wolsey, Robert Rossi

Publisher:Emil Slowinski, Wayne C. Wolsey, Robert Rossi

Chapter33: Preparation Of Copper(i) Chloride

Section: Chapter Questions

Problem 5ASA

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What amount (moles) of compound is present in 1.00 g of each of the compounds in Exercise 51?
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itamin B12 , cyancobalamin, is essential for human nutrition. Its molecular formula is C63H88CoN14O14P . A lack of this vita min in the diet can lead to anemia. Cyanocohalamin is the form of the vitamin found in vitamin supplements. l type='a'> What is the molar mass of cyanocobalamin to two decimal places? How many moles of cyanocohalamin molecules are present in 250 mg of cyanocobalamin? What is the mass of 0.60 mole of cyanocobalamin? How many atoms of hydrogen are in 1 .0 mole of cyanocobalamin? What is the mass of 1.0107 molecules of cyanocobalamin? What is the mass (in grams) of one molecule of cyanocobalamin?
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hat is the difference between the empirical and molecular for mulas of a compound? Can they ever be the same? Explain.
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