Respuesta :

Answer: Amount of moles is 0.47 mol

Explanation: Amount of moles n = cV = 0.55 M · 0.85 l = 0.4675 mol

There are 0.4675 moles of KI in 0.85L of a 0.55 M KI solution

WHAT IS MOLARITY?

Molarity is a measure of the concentration of a solution. It is calculated by dividing the number of moles (n) of a solute by the volume of a solution (V)

Molarity = number of moles (n) ÷ volume (V)

According to this question, the molarity of a KI solution with a volume of 0.85L is 0.55 M. Hence, the number of moles of KI in the solution can be calculated as follows:

Molarity = n/V

0.55 = n/0.85

n = 0.55 × 0.85

n = 0.4675 moles

Therefore, there are 0.4675 moles of KI in 0.85L of a 0.55 M KI solution.

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