Perform each conversion between energy units.
1.07×106kJ to kcal
6.99×103kJ to kWh
7.08×104J to Cal
An unknown mass of each of the following substances, initially at 24.0∘C, absorbs 1970J of heat. The final temperature is recorded as indicated. Find the mass of each substance.
1. Pyrex glass (Tf=55.5∘C)
2.sand (Tf=62.0∘C)
3. ethanol (Tf=44.3∘C)
4. water (Tf=32.2∘C)
A 33.0g iron rod, initially at 22.2∘C, is submerged into an unknown mass of water at 64.0∘C, in an insulated container. The final temperature of the mixture upon reaching thermal equilibrium is 59.7∘C.
1.What is the mass of the water?
Numbers and figures are an essential part of our world, necessary for almost everything we do every day. As important…
APPROVED BY CLIENTS
Finding a professional expert in "partial differential equations" in the advanced level is difficult.
You can find this expert in "Assignmentexpert.com" with confidence.
Exceptional experts! I appreciate your help. God bless you!
Comments
Leave a comment