MY CART (5)

Use Coupon: CART20 and get 20% off on all online Study Material

ITEM
DETAILS
MRP
DISCOUNT
FINAL PRICE
Total Price: Rs.

There are no items in this cart.
Continue Shopping
Menu
Grade: 11
        12 mole of helium is contained in a container at S.T.P. How much heatenergy is needed to double the pressure of the gas, keeping the volumeconstant? Heat capacity of gas is 3 J g–1 K–1.
10 months ago

Answers : (1)

Arun
14739 Points
							
n = ½
Cv = 3J/gm-K
M = 4
Cv = MCv = 12 J/gm-K      M = molecular mass
P2/P1 = T2/T1 = 2
Delta T = T2- T1 = 273 K
Delta Q = n Cv (Delta T)
 On solving
Delta Q = 1638 J
 
Regards
Arun (askIITians forum expert)
10 months ago
Think You Can Provide A Better Answer ?
Answer & Earn Cool Goodies

Get Extra Rs. 276 off

COUPON CODE: SELF10


Course Features

  • 101 Video Lectures
  • Revision Notes
  • Previous Year Papers
  • Mind Map
  • Study Planner
  • NCERT Solutions
  • Discussion Forum
  • Test paper with Video Solution


Course Features

  • 110 Video Lectures
  • Revision Notes
  • Test paper with Video Solution
  • Mind Map
  • Study Planner
  • NCERT Solutions
  • Discussion Forum
  • Previous Year Exam Questions


Get Extra Rs. 297 off

COUPON CODE: SELF10

Ask Experts

Have any Question? Ask Experts

Post Question

 
 
Answer ‘n’ Earn
Attractive Gift
Vouchers
To Win!!! Click Here for details