Got Homework?
Connect with other students for help. It's a free community.
Here's the question you clicked on:
 0 viewing
toxicsugar22
Group Title
Calculate the amount of heat required to raise the temperature of a 39g sample of water from 5∘C to 20∘C.
 one year ago
 one year ago
toxicsugar22 Group Title
Calculate the amount of heat required to raise the temperature of a 39g sample of water from 5∘C to 20∘C.
 one year ago
 one year ago

This Question is Closed

Yahoo! Group TitleBest ResponseYou've already chosen the best response.0
Q= mc (T2  T1)
 one year ago

Yahoo! Group TitleBest ResponseYou've already chosen the best response.0
Just Subs ....
 one year ago

Yahoo! Group TitleBest ResponseYou've already chosen the best response.0
i have to go...byee
 one year ago

olzha.y Group TitleBest ResponseYou've already chosen the best response.0
you wrote from 5 to 20 so (205) = difference in temperature..delta T Q = mC(T2T1) here C is "specific heat capacity of water" = 4.18J/(C*g) Q = 39*4.18*15 ~ 2500J or 2.5 kJ (look carefully, I may made a mistake, but I'm pretty sure)
 one year ago

olzha.y Group TitleBest ResponseYou've already chosen the best response.0
to convert from celsius to fahrenheit use this formula: C * (9/5) + 32 = F
 one year ago

toxicsugar22 Group TitleBest ResponseYou've already chosen the best response.0
An adult eats food whose nutritional energy totals approximately 2200 Cal per day. The adult burns 2000 Cal per day. If 1 lb of fat is stored by the body for each 14.6×10^3kJ of excess nutritional energy consumed, how long will it take this person to gain 1 lb?
 one year ago
See more questions >>>
Your question is ready. Sign up for free to start getting answers.
spraguer
(Moderator)
5
→ View Detailed Profile
is replying to Can someone tell me what button the professor is hitting...
23
 Teamwork 19 Teammate
 Problem Solving 19 Hero
 Engagement 19 Mad Hatter
 You have blocked this person.
 ✔ You're a fan Checking fan status...
Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.