Mathematics, 13.11.2021 06:00 zahraa244

Water freezes at zero degrees Celsius, but the freezing temperature can be lowered by adding salt to the water. A student discovered that adding a half cup of salt to a gallon of water lowers its freezing temperature by seven degrees Celsius. What is the freezing temperature of the gallon of salt water?

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Water freezes at zero degrees Celsius, but the freezing temperature can be lowered by adding salt to...