Recent content by Pinkythermo

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    Calculating Unfrozen Water After Heat Transfer

    k may b these equations Q =mc(Tf - Ti) Q =+/-mL
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    Calculating Unfrozen Water After Heat Transfer

    Homework Statement How much water remains unfrozen after 50.2kJ is transferred as heat from 260g of liquid water initially at its freezing point? Homework Equations The Attempt at a Solution
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    Thermal Expansion: Find % Change in Density & Metal ID

    please do help sum1
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    Thermal Expansion: Find % Change in Density & Metal ID

    Homework Statement When the temperature of a metal cylinder is raised from 0 degrees C to 100 C,its length increases by 0.23%. (a) Find the percent change in density. (b) What is the metal? Homework Equations ∇L = Lα∇T The Attempt at a Solution