Answer: Partial pressure of ammonia gas will be 0.36 atm.
Step-by-step explanation: According to question we have partial pressure values of hydrogen and nitrogen gas with total pressure exerted by the all gases which hydrogen , nitrogen and ammonia. given
= 0.26 atm
= 0.28 atm
= ?
=0.90 atm
+
+
=
..(1)
putting values in (1)
0.26 + 0.28 +
= 0.90
= 0.36 atm