moles of agcl formed when 17 g agno3 is mixed with 1.435 g nacl
Answers
Answered by
9
Answer: 0.02
Explanation:
Here Nacl is limiting reagent
So 1.435 ÷ 58.5 = 0.02
Answered by
6
molar mass of AgNO3 = 170g/mol
molar mass of NaCl = 58.5 g/mol
molar mass of AgCl = 143.5 g/mol
chemical reaction is ...
1 mole of AgNO3 reacts 1 mole of NaCl
or, 170g of Ag reacts with 58.5 g of NaCl
or, 17g of Ag reacts with 5.85 g of NaCl
but here only 1.435g of NaCl is given.
hence, NaCl is limiting reagent.
now, 1 mole of NaCl forms 1 mole of AgCl.
or, 58.5 g of NaCl forms 143.5 g of AgCl.
or, 1.435 of NaCl forms 143.5/58.5 × 1.435 = 3.52g of AgCl.
now, mole of AgCl = weight in gm/molar weight of AgCl
= 3.52/143.5
= 0.0245
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