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Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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I couldn't put both parts of the question in one picture, so please answer both parts of the question. 

What is the number of formula units in a 5.52 mol sample of FeCl, ?
number of formula units:
formula units
Google Chrome
89
15
A étv
MacBook Air
P.
Transcribed Image Text:What is the number of formula units in a 5.52 mol sample of FeCl, ? number of formula units: formula units Google Chrome 89 15 A étv MacBook Air P.
Calculate the formula mass of sodium carbonate heptahydrate, Na, CO, 7 H,O, in atomic mass units (amu or u).
formula mass:
amu
389
15
SA «tv
W
MacBook Air
Transcribed Image Text:Calculate the formula mass of sodium carbonate heptahydrate, Na, CO, 7 H,O, in atomic mass units (amu or u). formula mass: amu 389 15 SA «tv W MacBook Air
Expert Solution
Step 1

Weight of a formula unit is called formula unit mass. 

Number of formula units present in 1mol of any sample is = 6.022××1023

 

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