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An insulated beaker with negligible mass contains liquid water with a mass of 0.250 kg and...

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Physics

An insulated beaker with negligible mass contains liquid waterwith a mass of 0.250 kg and a temperature of 62.0 ∘C .

How much ice at a temperature of -25.0 ∘C must be dropped intothe water so that the final temperature of the system will be 39.0∘C ?

Take the specific heat of liquid water to be 4190 J/kg⋅K , thespecific heat of ice to be 2100 J/kg⋅K , and the heat of fusion forwater to be 3.34×105 J/kg .

Answer & Explanation Solved by verified expert
4.0 Ratings (666 Votes)
let ice required be m kg heat lost by watermassspecific heat of watertemperature difference 02541906239240925 J this much heat will be used to first raise the temperature of m kg ice from    See Answer
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