250g of lead at 170oC is dropped into 100g of water at 0oC. If the final temperature is 12oC, the specific heat of lead is (specific heat of water is 4,200J/kgoC)

a

39.5J/kgoC

b

50.4J/kgoC

c

127.6J/kgoC

d

154.6J/kgoC

e

173.4J/kgoC

Download Offline App Ask a Question

Explanation

Correct Option
c

Video Explanation

No video available

Post your Contribution

Share:

Discussions (4)

agadido
3 years ago

Myschool, ur answer isn't relating with ur explanation.
The answer is 127.
Explanation
Heat lost = heat gained

0.25 x C1 x (170 - 12) = 0.1 x 4200 x (12 - 0)

C1 = 127.6J/kgoC

shezzi
2 years ago

g to kg 250/1000

Quick Questions

Ask a Question
CO

ceoofwahala

20th June, 2026

Chemistry


2 comments

ASSAAS

20th June, 2026

English Language


5 comments

infinitehoaxx

21st May, 2026

Computer


4 comments