Question #236390
Calculate the qauantity of heat required to raise the temperature of 1g of ice from -10c to 110c
1
Expert's answer
2021-09-15T10:15:26-0400

sw=1cal/gm°Csice=ssteam=12Cal/gm°CLw=540cal/gmLice=80cal/gms_w=1cal/gm°C\\s_{ice}=s_{steam}=\frac{1}{2}Cal/gm°C\\L_w=540cal/gm\\L_{ice}=80cal/gm

Mass(m)=1g=103kg10^{-3}kg


Q1=msiceT=1×12×10=5calQ_1=ms_{ice}∆T=1\times\frac{1}{2}\times10=5cal

Q2=mL=1×80=80calQ_2=mL=1\times80=80cal


Q3=mswT=1×1×100=100calQ_3=ms_w∆T=1\times1\times100=100cal

Q4=mLw=1×540=540calQ_4=mL_{w}=1\times540=540cal


Q5=mssteamT=1×12×10=5calQ_5=ms_{steam}∆T=1\times\frac{1}{2}\times10=5cal

Q=Q1+Q2+Q3+Q4+Q5Q=Q_1+Q_2+Q_3+Q_4+Q_5


Q=5+80+100+540+5=730calQ=5+80+100+540+5=730cal

Q=730×4.2=3066JQ=730\times4.2=3066J

Where=1cal=4.2J

Q=3.066KJQ=3.066KJ


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