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CuBr. Cui63.5/223k100=28.4%omg Br: 19.9 *2-159.8/223.3x100 - 71.6%img Na OH Na: 25.0/40x (60-57.5% ng 0.16.0/40x160:40% mg Hil.0/40x100 :2.5% mg I4;1,0.8=8/68.1x100-11.77,4g 3:32.1/68.1x1G0 = 47.1% ng

CuBr. Cui63.5/223k100=28.4%omg Br: 19.9 *2-159.8/223.3x100 - 71.6%img Na OH Na: 25.0/40x (60-57.5% ng 0.16.0/40x160:40% mg Hil.0/40x100 :2.5% mg I4;1,0.8=8/68.1x100-11.77,4g 3:32.1/68.1x1G0 = 47.1% ng

Chemistry: The Molecular Science
Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter3: Chemical Reactions
Section3.10: Solution Concentration: Molarity
Problem 3.23E
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Balavei TyAsoffecochions Cu Br. Cui 63.5/22381I00 -2R.4%mg 23a aBr: 19.9 *2-159.8/223.3xlo0 - 71.6%mg 2 Na OH 40alud Na: 25.0/40x100:57.5% mg 0.16.0/40x160:40% mg Hi1.0/40x100:2.5%. mg 3 NH)S (4:1,0.8=8/68lx(00-11.7%,ng 5:32.1/68.111I00:47.1% ng 4 No Sa 2.2gl4 N:14.0x2-28192.2 X1U : 30.4%i mg v 5:32.1x2=64.2142.2 x1C0 =69.6.1.ag 5K MA O4 58 lul Ki 39,1/158 x100-27.7%, mg Mn:54,9/156x160=34.7%, my 0:16.0x4-64/158160-40.5 hmng 6HCI SGal Hil.0/36.5x(60-2.7% mg C1:35.5/36.5x100=97.3%. my Mg (NO)2 Ma 24.3 /124K100-19.6lo N:14.0x2-24/124x100=22.6%. mg mg
Transcribed Image Text:Balavei TyAsoffecochions Cu Br. Cui 63.5/22381I00 -2R.4%mg 23a aBr: 19.9 *2-159.8/223.3xlo0 - 71.6%mg 2 Na OH 40alud Na: 25.0/40x100:57.5% mg 0.16.0/40x160:40% mg Hi1.0/40x100:2.5%. mg 3 NH)S (4:1,0.8=8/68lx(00-11.7%,ng 5:32.1/68.111I00:47.1% ng 4 No Sa 2.2gl4 N:14.0x2-28192.2 X1U : 30.4%i mg v 5:32.1x2=64.2142.2 x1C0 =69.6.1.ag 5K MA O4 58 lul Ki 39,1/158 x100-27.7%, mg Mn:54,9/156x160=34.7%, my 0:16.0x4-64/158160-40.5 hmng 6HCI SGal Hil.0/36.5x(60-2.7% mg C1:35.5/36.5x100=97.3%. my Mg (NO)2 Ma 24.3 /124K100-19.6lo N:14.0x2-24/124x100=22.6%. mg mg
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Note: As per our guidelines, we are supposed to answer only the first three questions (i.e. 1 to 3 ). Kindly repost other questions separately. 

 

Standard data:

  • The molar mass of CuBr2 = 223.3 g/mol
  • The molar mass of NaOH = 40 g/mol
  • The molar mass of (NH4)2S = 68.1 g/mol
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