di301. How many GRAMS of boron are present in 2.07 moles of boron trichloride ?2. How many MOLES of chlorine are present in 2.75 grams of boron trichlorideSubmit Answer$14RTCF%5VRetry Entire GroupCengage Learning | Cengage Technical SupportFSTGA6MacBook AirBFGY3 more group attempts remainingYH&7U8Ptant values if needed for this question.N8JD-ll1M(9KFOOLPgrams.moles.commandPreviousEmail Instructor{+Next>Save and Exitoption1delete dE8.0C1. How many GRAMS of barium acetate are present in 3.29 moles of this compound?2. How many MOLES of barium acetate are present in 1.49 grams of this compound?Submit Answer$4RFV%5Neview Topics[References]Use the References to access important values if needed for this question.Retry Entire Group 3 more group attempts remainingFTCengage Learning Cengage Technical SupportG6BMacBook AirF67YH&7F7UN*8J4-IIFB1M(9KO36)OLPARF10Pcommand:grams.;moles.Email InstructorPrevious Next>+}Save and Exitoption?F121Adelete?

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portant values if needed for this question. 1. How many GRAMS of boron are present in 2.07 moles of boron trichloride ? 2. How many MOLES of chloring a grams.

World of Chemistry, 3rd edition

3rd Edition

ISBN:9781133109655

Author:Steven S. Zumdahl, Susan L. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan L. Zumdahl, Donald J. DeCoste

Chapter6: Chemical Composition

Section: Chapter Questions

Problem 6STP

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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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erhaps the most important concept in introductory chemistry concerns what a mole of a substance represents. The mole concept will come up again and again in later chapters in this book. What does one mole of a substance represent on a microscopic, atomic basis? What does one mole of a substance represent on a macroscopic, mass basis? Why have chemists defined the mole in this manner?
[Review Topics] [References] Use the References to access important values if needed for this question. a. How many grams of aluminum chromate, Al2 (CrO4)3, are present in 3.77 moles of this compound? b. How many moles of aluminum chromate are present in 3.98 grams of this compound? Submit Answer grams 9 more group attempts remaining moles Retry Entire Group
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