A saturation solution of KNO₃ at 70.°C is cooled to 40.°C. How many grams of solid will precipitate from the solution? Assume the solute was originally dissolved in 100.g of water. Use two significant figures in your answer and only use numbers in your response.

If two positive charges interact, their forces are directed against each other. The two charges repel each other.

Explanation: The same occurs with two negative charges, because their respective forces also act in opposite directions.) The electric field and resulting forces produced by two electrical charges of the same polarity.

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