๐Ÿ”’ Closed Answer this

Status
Not open for further replies.

ayeshii

Fanatic
Urea (NH2)2CO, is used in the manufacture of resins and glues. When 5.00 g of urea is
dissolved in 250.0mL of water (d = 1.00 g/ml) at 30.0oC, 27.6 kJ of heat is absorbed.
a.) is the solution process exothermic?
b.) what is qH2O?
c.) what is the final temperature of the solution? Specific heat of water is 4.18 J/goC
 
a.) of course it will be cooler than you and me so "NO"
b.) heat displaced is given at negative 27.6kJ
c.) the solution will be 25 degrees celcius cooler
 
Status
Not open for further replies.

About this Thread

  • 1
    Replies
  • 511
    Views
  • 2
    Participants
Last reply from:
plhbg1

Trending Topics

Online now

Members online
1,166
Guests online
3,931
Total visitors
5,097

Forum statistics

Threads
2,306,234
Posts
29,170,526
Members
1,194,728
Latest member
Anim0sity
Back
Top