Friday

November 28, 2014

November 28, 2014

Posted by **Amanda** on Tuesday, March 1, 2011 at 12:41pm.

suppose you have some 20 degrees celsius water and some boiling water. How much of each would you use to make 4 kilograms of water at 45 degrees celsuis?

- Physics -
**bobpursley**, Tuesday, March 1, 2011 at 1:42pmlet M be the cool water, m be the boiling water.

Mc(45-20)+mc((45-100)=0

where M+m=4

M(25)+(4-M)(-55)=0 solve

**Answer this Question**

**Related Questions**

Physics - Please Help! I am having difficulties grasping these concepts. Explain...

Physics 20 - 1. How much heat energy is required to change 500 grams of water at...

science - jay heated 120mL of water that was 20 degrees celsius to 80 degrees ...

Org. Chem. Please Help - A natural product (MW=150) distills with steam at a ...

Physics - Thank you for any help and assistance. Here is the question/problem: ...

Chemistry - A portable electric water heater transfers 255 watts (W) of power to...

Physics HELP PLEASE - If 10-kg of ice at 0 degrees Celsius is added to 2-kg of ...

chemistry - The density of liquid water is 0.997 g/mL at 25 degrees Celsius. a) ...

chemistry homework help!! - if you have 380.0mL of water at 25.00 degrees ...

Physics - 3. The quantity 0.850kg of ice at -20 degrees Celsius is added to 1....