C. Calculate the number of atoms or molecules in each of the following samples. 19) 0.357 moles of potassium 2rms Of X-90| JONI DIT= 20) 2.93 moles of Ca 21) 473 moles of CuSO4 22) An 85.5-g sample of Hg in a barometer 23) A 0.251-g Ti metal heart valve 24) A 10.0-g sample of N₂O gas
C. Calculate the number of atoms or molecules in each of the following samples. 19) 0.357 moles of potassium 2rms Of X-90| JONI DIT= 20) 2.93 moles of Ca 21) 473 moles of CuSO4 22) An 85.5-g sample of Hg in a barometer 23) A 0.251-g Ti metal heart valve 24) A 10.0-g sample of N₂O gas
Introductory Chemistry: A Foundation
9th Edition
ISBN:9781337399425
Author:Steven S. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Donald J. DeCoste
Chapter8: Chemical Composition
Section: Chapter Questions
Problem 116AP
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