Skip to main content

How Much Heat is Released When Water Cools?

Thread starter noorjabaieh
Start date Nov 7, 2007
Tags

Energy

Join the discussion

Ask a follow-up here, or get your own question answered by working scientists, mathematicians and engineers — people, not an autocomplete.

Real named experts · corrections over time · the nuance an AI answer skips

1 reply · 1K views

noorjabaieh

Thread starter
Nov 7, 2007

#1

Need help on energy equations please!

Homework Statement

I need help on this homework question please i don't know how to solve it

Homework Equations

how many calories of heat are released by 25 g of water as it drops in temperature from 77 degrees c to 50 degrees c ( 1 cal= 4.18)

The Attempt at a Solution

I don't know which equation i should use
Q= cmDeltaT ?

Physics news on Phys.org

Chi Meson

Science Advisor

Homework Helper

Nov 7, 2007

#2

try it.

Top