Question

In a "frozen pizza bites" production facility, a worker accidentally turned on a steam valve for...

In a "frozen pizza bites" production facility, a worker accidentally turned on a steam valve for a split-second which was enough to deliver 4 kg of steam at 145 degree C into a hopper of a packaging unit that was full of the frozen pizza bites. Make necessary calculations to figure out the final temperature of the mixture.

pizza bites 195kg, @-30degree C, heat capacity(Cp)= 3.1kJ/kgK above -4 degree C; =2.6kJ/kgK below -4 degree C, latent heat of vaporization=1930kJ/kg. latent heat of fusion= 290kJ/kg

steam 4kg, @145 degree C, heat capacity(Cp)= 4.2kJ/kgK , latent heat of vaporization=2200kJ/kg. latent heat of fusion= 330kJ/kg

Find the final temperature

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