can you please help? 1. Why is it necessary to allow enough time for your samples to dry? Excess H20 AddedSlow/FastSample #Starting MassMass RecoveredМ.Р.(mL)Crystallization17 120-0- 120:50 42340 ।।१.१-1203.slow0.418620.5046gfastD.4920g0:32429 la0:7- 1a1:3Slow40.4933gfast0.37089 1a1.9-122.7.50:4910gslowD.3019g122:0-122.7D:5014gfast2.347291a.9-122-8Observations:• Thecoolinghad alower range in companison tothe fast cooling.slowTheadded, the nigher theme Hing point ·movewater thatwasCalculate the % recovery for each sample= mass afterX 100massbefore#4) 0.37080g#1) 0.41869০ 4491983.87%.75.17%%O.49339#5) 0.30199o 4910961.49%0#2) 0.423490.50416983.91%0#6) 0:34720g6.5014g69.25%0#3) 0.3242gO.4920965.89%LO

during the organic synthesis, product may contain the impurity due the presence of the solvent

Answered: Why is it necessary to allow enough…

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Chemistry

Why is it necessary to allow enough time for your samples to dry?

Macroscale and Microscale Organic Experiments

7th Edition

ISBN:9781305577190

Author:Kenneth L. Williamson, Katherine M. Masters

Publisher:Kenneth L. Williamson, Katherine M. Masters

Chapter5: Distillation

Section: Chapter Questions

Problem 9Q

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Question

100%

can you please help?

1. Why is it necessary to allow enough time for your samples to dry?

Excess H20 Added
Slow/Fast
Sample #
Starting Mass
Mass Recovered
М.Р.
(mL)
Crystallization
1
7 120-0- 120:5
0 42340 ।।१.१-1203.
slow
0.4186
2
0.5046g
fast
D.4920g
0:32429 la0:7- 1a1:3
Slow
4
0.4933g
fast
0.37089 1a1.9-122.7.
5
0:4910g
slow
D.3019g
122:0-122.7
D:5014g
fast
2.347291a.9-122-8
Observations:
• The
cooling
had a
lower range in companison to
the fast cooling.
slow
The
added, the nigher the
me Hing point ·
move
water that
was
Calculate the % recovery for each sample
= mass after
X 100
mass
before
#4) 0.37080g
#1) 0.41869
০ 44919
83.87%.
75.17%%
O.49339
#5) 0.30199
o 49109
61.49%0
#2) 0.42349
0.504169
83.91%0
#6) 0:34720g
6.5014g
69.25%0
#3) 0.3242g
O.49209
65.89%
LO

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