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习题练习:Specific Heat Capacity and Latent Heat

 作者: admin   总分: 6分  得分: _____________

答题人: 游客未登录  开始时间: 24年08月04日 15:14  切换到: 整卷模式

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1#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  95.20: One kilogram of waterj(e.hs- ga ez.q5zl1 r at $85^{\circ}C$ is added to a one kilogram thermally isolated copper container
initially at 15oC. Which of the following statements is true once the system has reached thermal
equilibrium?

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2#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  00.35: A 100 g block of.u- rhz4v ji6 jgth71i aluminum at $90^{\circ}C$ is brought into contact with a 100 g block of lead at $10^{\circ}C$ inside a thermally isolated container. The final temperature of the system at equilibrium would be closest to

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3#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  11.31: Approximately how -04dvmv pr m*j oy (p1qf/nl0fmuch energy is required to transform a 20.0 g cube of ice at aq ffp m-0on(dyj/*mv0 rv4p1l temperature of $-10^{\circ}C$ into liquid water at a temperature of $10^{\circ}C$?

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4#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  07.39: A mass of material exists in its solid form i daasyi)yiwn ql9),j7 ,93z bat its melting temperature $10^{\circ}C$. The following processes then occur to the material:
Process 1: An amount of thermal energy Q is added to the material and $\frac{3}{4}$ of the material melts.
Process 2: An identical additional amount of thermal energy Q is added to the material and the
material is now a liquid at $500^{\circ}C$.
What is the ratio of the latent heat of fusion to the specific heat of the liquid for this material?

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5#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  10.21: Which terminology is best associated with the amount ogqh5s-q3y/l:t. nci8or ,j b x,ke0 ukf energy required to change the ke ,jt8qn-r,/0bs.y :ul5g3xqo kic hphase of a material per unit mass?

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6#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  16.30: A scientist wisheb8)sqr7 hx9s1dkblcmy2sw 9, s to compute the amount of energy necessary to melt a known mass ,h7sk9rwx9 qc)byds1bl8s m2of a solid sample. Which quantity associated with the sample would the scientist be most interested in knowing?

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