Answered

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4. How many moles of KBr are found in 3 Liters of 0.4 M solution?
A.7.1moles
B. 43.9moles
C. 2.6moles
D 1.2 moles

Sagot :

samueladesida43

There are 1.2 moles of KBr found in 3 Liters of 0.4 M solution.

HOW TO CALCULATE NUMBER OF MOLES?

The number of moles of a substance can be calculated by multiplying the molarity by the volume.

No. of moles = Molarity × volume

According to this question, 3L of a KBr solution are contained in a 0.4M.

no. of moles = 3L × 0.4M = 1.2moles

Therefore, there are 1.2 moles of KBr found in 3 Liters of 0.4 M solution.

Learn more about no. of moles at: https://brainly.com/question/14919968

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