Chemistry & Chemical Reactivity
10th Edition
ISBN:9781337399074
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter3: Chemical Reactions
Section: Chapter Questions
Problem 6PS: A 0.20 mol sample of magnesium burns in air to form 0.20 mol of solid MgO. What amount (moles) of...
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Transcribed Image Text:2)
from each of the possible decomposition reactions, then calculate the percent yield by dividing your actual yield by the
theoretical yield you calculate for each reaction.
Using the mass of sodium bicarbonate used for runs 1 and 2, calculate the theoretical yield of solid products
DATA
Record all masses to the maximum number of
Run 1
Run 2
sig figs
200°C
400°C
1.
Mass of beaker
81.061
85.457
4.476
27.986
2.
Mass of beaker + NaHCO3
32.267
3.
Initial mass of NaHCO3
4.292
Mass of beaker plus products after
heating.
4.
84.380
30.742
5. Mass of product (actual yield)

Transcribed Image Text:Run 2: Initial grams of NaHCO3
Theoretical yield (grams) of NaOH:
Percent yield (Run 2) =
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