Iced Tea Is Made by Adding Ice to 3

question 65

Multiple Choice

Iced tea is made by adding ice to 3.0 kg of hot tea,initially at 80°C.How many kg of ice,initially at 0°C,are required to bring the mixture to 10°C? (L_f = 3.33 x 10⁵ J/kg,c_w = 4186 J/kg·°C)

• A) 2.8 kg
• B) 1.6 kg
• C) 1.4 kg
• D) 2.3 kg

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