Question

Steam at 100°C is added slowly to 1400 gm of
water at 16°C until the temperature of water is
raised to 80°C. The mass of steam required to
do this is (Lv = 540 cal/gm):
(A) 160 gm
(B) 125 mg
(C) 250 gm
(D) 320 gm​

Answer 1

Answer:

Steam at 100

o

C is added slowly to 1400gm of water at 16

o

C until the temperature of water is raised to 80

o

C. The mass of steam required to do this is (L

v

=540cal/gm):

A

160gm

B

125gm

C

250gm

D

320gm

Medium