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14 votes
14 votes
if a jeweler uses 1072 J of energy to warm up 4.91 g of silver from 25 degrees celsius to its melting point, what is the melting point of silver?

User Wkzhu
by
3.1k points

2 Answers

15 votes
15 votes

Answer:

954 C (according to the numbers given)

Step-by-step explanation:

Specific heat of silver = 235 J/(kg-K)

25 C = 298.15 K

4.91 / 1000 * ( K - 298.15 K) * 235 = 1072 J

K = melting point = 1227.2 K

= 954 C

User Tummala Dhanvi
by
2.5k points
24 votes
24 votes

Answer:

961.78 C

Step-by-step explanation:

961.78 C is the melting point of silver

User Peter Boone
by
2.8k points