breroyalee2584
06.03.2020 •
Chemistry
A 155.0 g piece of copper at 128 oC is dropped into 250.0 g of water at 17.9 oC. (The specific heat of copper is 0.385 J/goC.) Calculate the final temperature of the mixture. (Assume no heat loss to the surroundings.)
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Ответ:
Explanation:
Hello,
In this case, as the copper's heat loss is gained by the water, the following energetic relationship is:
Therefore the equilibrium temperature shows up as:
Thus, by knowing that water's heat capacity is 4.18J/g°C, one obtains:
Best regards.
Ответ:
Explanation:
Below is an attachment containing the solution.
Ответ:
YearPopulation
1 11,500
2 12,075
3 12,679
4 13,313
5 13,978
6 14,677
Explanation: