a$.$ How much heat transfer $($in kcal $)$ is required to raise the temperature of a $0\mathrm{.}87$ kg aluminum pot containing $3\mathrm{.}5$ kg of water from $13C$ to the boiling point and then boil away $0\mathrm{.}82$ kg of water?

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b$.$ How long $($in s$)$ does this take if the rate of heat transfer is $590$ W $(1$ watt $=1$ joule$/$second $(1W=1\frac{J}{s})?$

$5411$ s

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