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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 watexr5vzjb5 n2* er 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 al 5l j-ant( 4q6thc2*1vhy /ncnyg .uvtuminum 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 mucha) 2op)r*ld4x0qbhro pbo t)*c3o 1h j energy is required to transform a 20.0 g cube of ice at ar)0oc p)d3h1l4qb) o2*j rhp*atb xoo 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 mate-j8 2mb dix(uzrial exists in its solid form at 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 associate/4u 4 q fvkdmjozf2v-3d with the amount of energy required to change the phase of a material per uf2vm o44kjv/qdf-zu3 nit 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 wishes to comg*ddl6g;kx:u)y vhk k1 r/pc sn.c2w/pute the amount of energy necessary to melt a known mass of a soli/k ;w6*x2y.lk:d g v)phkugcsd1rc /nd sample. Which quantity associated with the sample would the scientist be most interested in knowing?

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