What is the percent yield of nacl if 31.0 g of cucl2 reacts with excess nano3 to produce 21.2 g of nacl?
1 answer:
You might be interested in
Answer:
Explanation:
At , the heat of vaporization of water is given by:
The water here condenses and gives off heat given by the product between its mass and the heat of vaporization:
The block of aluminum absorbs heat given by the product of its specific heat capacity, mass and the change in temperature:
According to the law of energy conservation, the heat lost is equal to the heat gained:
or:
Rearrange for the final temperature:
We obtain:
Then: