Q1 a cube of ice is taken from the freezer at -86degc and, Ask an Expert

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Q1. A cube of ice is taken from the freezer at -8.6°C and placed in a 102 g aluminium calorimeter filled with 286 g of water at room temperature of 20°C. The last situation is observed to be all water at 19°C. What was the mass of ice cube?

Q2. A particle of charge +1.5 nC is placed at a corner of a Gaussian cube with sides 12.0cm. What is an electric flux through the cube?

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