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When I use powdered calcium chloride I notice that the water or the calcium chloride gets hot, but it does not happen with NCA. Why?

April 26, 2017calcium chloride hot NCA Notice Powdered water

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When I use powdered calcium chloride I notice that the water or the calcium chloride gets hot, but it does not happen with NCA. Why?

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A. The heat released by calcium chloride when it dissolves solution is called heat of solution and is not related to the concrete setting up faster. The heat of solution of NCA is much less than the heat of solution of calcium chloride. That is why it is also a safer product.