cup of hot chocolate has a spoon in it. How does the heat move from the hot chocolate to the metal spoon handle?
1 answer:
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E=mcθ
where E is the energy added,m is the mass,c is the specfic heat capacity and θ is the change in temprature.
making m subject u get E/c<span>θ=m
</span><span>θ=(30-20)=10</span><span>
plugging the values we get :
</span>
<span>
solving it we get the answer that is 0.25kg or 250 grams
</span>
where E is the energy added,m is the mass,c is the specfic heat capacity and θ is the change in temprature.
making m subject u get E/c<span>θ=m
</span><span>θ=(30-20)=10</span><span>
plugging the values we get :
</span>
<span>
solving it we get the answer that is 0.25kg or 250 grams
</span>
Answer:
<h2>2.8×10^-3</h2><u>0.0028125N</u><u> </u>
