12) How many grams are there in 1.00 x 1024 molecules of BC13? BIX 10.81 10081 H06.35 1 3 X 35.45 11716 X 137.33 13) How many grams are there in 4.50 moles of Ba(NO2)2? 137.33 2802 +64,00 2x 14001 4X16.00 2 X leol 1.00 x 10 molecules Belmo =194.5533045 195 grams 2.02 229035 = 103/20075 +16,00 14) How many molecules are there in 9.34 grams of water? $4.50 moles Ba (NO₂)2 229.35 grams -3 significant figure 1 Mole Ba(NO3)2 1030 grams 9.34 grams H₂0 6.022X123 6.022x1831 mol molecules Bels 1117.16 gram moles ملا Molecules
12) How many grams are there in 1.00 x 1024 molecules of BC13? BIX 10.81 10081 H06.35 1 3 X 35.45 11716 X 137.33 13) How many grams are there in 4.50 moles of Ba(NO2)2? 137.33 2802 +64,00 2x 14001 4X16.00 2 X leol 1.00 x 10 molecules Belmo =194.5533045 195 grams 2.02 229035 = 103/20075 +16,00 14) How many molecules are there in 9.34 grams of water? $4.50 moles Ba (NO₂)2 229.35 grams -3 significant figure 1 Mole Ba(NO3)2 1030 grams 9.34 grams H₂0 6.022X123 6.022x1831 mol molecules Bels 1117.16 gram moles ملا Molecules
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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Can you help me to write the label of the units?
Transcribed Image Text:12) How many grams are there in 1.00 x 1024 molecules of BC13?
BIX 10.81
10081
H06.35
cl 3 x 35.45 11716
Bal x 137.33
N 2x 14001
04X16.00
13) How many grams are there in 4.50 moles of Ba(NO2)2?
137.33
2802
+64.00
1.00 x 10 molecules BC13 | Mol
H 2 Xhol
01X16.00
=19405533045
195 grams
2.02
+16,00
18.02
$4.50 moles Ba (NO₂)2
3 significant figure
229.35 = 103/20075
14) How many molecules are there in 9.34 grams of water?
1030 grams
9.34 grams H₂0 6.022x1230
11 grams H₂0
3
117.16
6.022x183 mol
molecules Bcl₂
= 3.12/1280799X102
3.12 X10 molecules
23
grams
229,35 goles
Ba(NO3)2
moles Ba
gram
I molecules
18.02
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