What mass of silver iodide can be made by the reaction of 10.0 g of silver nitrate (AgNO3) with 10.0 g of sodium iodide (NaI)?Ag+(aq) + I-(aq) ® AgI(s)
Question
What mass of silver iodide can be made by the reaction of 10.0 g of silver nitrate (AgNO3) with 10.0 g of sodium iodide (NaI)?Ag+(aq) + I-(aq) ® AgI(s)
Solution
To solve this problem, we need to use stoichiometry, which is a method in chemistry that uses relationships between reactants and/or products in a chemical reaction to determine desired quantitative data.
Here are the steps:
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First, we need to find the molar mass of both silver nitrate (AgNO3) and sodium iodide (NaI). The molar mass of AgNO3 is approximately 169.87 g/mol and the molar mass of NaI is approximately 149.89 g/mol.
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Next, we convert the mass of the reactants to moles. We do this by dividing the given mass by the molar mass.
For AgNO3: 10.0 g / 169.87 g/mol = 0.0588 mol For NaI: 10.0 g / 149.89 g/mol = 0.0667 mol
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The balanced chemical equation tells us that the ratio of AgNO3 to NaI to AgI is 1:1:1. This means that the reaction will run out of AgNO3 first because we have less of it. Therefore, AgNO3 is the limiting reactant.
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Since the ratio of AgNO3 to AgI is 1:1, the moles of AgI produced is equal to the moles of the limiting reactant (AgNO3). So, we have 0.0588 mol of AgI.
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Finally, we convert the moles of AgI to grams. The molar mass of AgI is approximately 234.77 g/mol.
0.0588 mol * 234.77 g/mol = 13.8 g
So, 13.8 g of silver iodide can be made by the reaction of 10.0 g of silver nitrate with 10.0 g of sodium iodide.
Similar Questions
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