If 27.72 mL of 0.1160 M KMnO4 was added to the solution to reach the end point, what mass of FeCl2 was in the sample

warm front forms when a moist, warm air mass slides up and over a cold air mass. as the warm air mass rises, it condenses into a broad area of clouds. a warm front brings gentle rain or light snow, followed by warmer, milder weather.

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the answer is d.) potassium