Nisus
07-09-2005, 09:05 AM
Results-
Mass of filter = 0.03g
Mass of filter paper + silver chloride = 1.01g
.:. mass of silver chloride agcl = 0.98g
Agno3(aq) + nacl(aq)--- nano3(aq) + agcl(s)
1 mole of agno3 is required to produce 1 mole of agcl
.:. 108 + 14 (3x16)g agno3 is reguired to produce 108+35.5g agcl
.:. 170g agno3 is required to produce 143.5g agcl
.:. 1000cm3 solution contains 170g agno3
.:. 10cm3 of a 1 molar soln of silver chloride contains 1.7g agno3
.:. 1.7g of silver nitrate was wasted
.:. theoretical yield = 1.7 x 143.5 = g
170
.:. theoretical yield = 1.44g
Actual yield = 0.98g
Percentage yield = actual yield x 100
Theoretical yield
= 1.44g
Percentage yield = 0.98g x100 = 68.1%
1.44g
Mass of filter = 0.03g
Mass of filter paper + silver chloride = 1.01g
.:. mass of silver chloride agcl = 0.98g
Agno3(aq) + nacl(aq)--- nano3(aq) + agcl(s)
1 mole of agno3 is required to produce 1 mole of agcl
.:. 108 + 14 (3x16)g agno3 is reguired to produce 108+35.5g agcl
.:. 170g agno3 is required to produce 143.5g agcl
.:. 1000cm3 solution contains 170g agno3
.:. 10cm3 of a 1 molar soln of silver chloride contains 1.7g agno3
.:. 1.7g of silver nitrate was wasted
.:. theoretical yield = 1.7 x 143.5 = g
170
.:. theoretical yield = 1.44g
Actual yield = 0.98g
Percentage yield = actual yield x 100
Theoretical yield
= 1.44g
Percentage yield = 0.98g x100 = 68.1%
1.44g