What are errors that could cause one of your mass percentage to be too high?

EBK A SMALL SCALE APPROACH TO ORGANIC L
4th Edition
ISBN:9781305446021
Author:Lampman
Publisher:Lampman
Chapter2: Crystallization
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What are errors that could cause one of your mass percentage to be too high?
1. What are three errors that could cause one of your mass percentages to be too
high?
nwonu
2. What two errors could cause one of your mass percentages to be too low?
- Why did you do three separate additions of water with the NaCl portion of the
experiment? How was that better than one wash? Would six washes be better
than three? Explain.
endeer reis elomsa bna
1onelenoched
muinonnAto san
slamse ort
Explain what you would do in the lab to make 234 grams of a heterogeneous
mixture that contains 22% salt, 46% sand, and the rest iron fillings. Start with the
pure chemicals and using both words and math explain how you would create
Tane 51.485
your maxture. 62%
Ican fillin9S
Ll00- (22 +46) ]%
32% and add M4
Of Salt in misture s 234 g x 2 =51.48
Sand in mixture=2345*46
iling-234g* 32
fillings and
of Sand. Min
X.
100 1107.649)
14.889
100
mikture
Calculate the percent by mass of each element in the following compounds to
one decimal place.
a. C12H22011
Transcribed Image Text:1. What are three errors that could cause one of your mass percentages to be too high? nwonu 2. What two errors could cause one of your mass percentages to be too low? - Why did you do three separate additions of water with the NaCl portion of the experiment? How was that better than one wash? Would six washes be better than three? Explain. endeer reis elomsa bna 1onelenoched muinonnAto san slamse ort Explain what you would do in the lab to make 234 grams of a heterogeneous mixture that contains 22% salt, 46% sand, and the rest iron fillings. Start with the pure chemicals and using both words and math explain how you would create Tane 51.485 your maxture. 62% Ican fillin9S Ll00- (22 +46) ]% 32% and add M4 Of Salt in misture s 234 g x 2 =51.48 Sand in mixture=2345*46 iling-234g* 32 fillings and of Sand. Min X. 100 1107.649) 14.889 100 mikture Calculate the percent by mass of each element in the following compounds to one decimal place. a. C12H22011
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