T₁=300 K
T₂=285 K
p₁=4*10⁶ Па
m₁
m₂=0,5m₁
V=const
p₂-?
p₁V=m₁RT₁/M
p₂V=0,5m₁RT₂/M
p₁/T₁=p₂/0,5T₂
p₂=p₁*T₂/T₁*0,5
p₂=4*10⁶*285/300*0,5=1,9*10⁶ (Па)
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Verified answer
T₁=300 K
T₂=285 K
p₁=4*10⁶ Па
m₁
m₂=0,5m₁
V=const
p₂-?
p₁V=m₁RT₁/M
p₂V=0,5m₁RT₂/M
p₁/T₁=p₂/0,5T₂
p₂=p₁*T₂/T₁*0,5
p₂=4*10⁶*285/300*0,5=1,9*10⁶ (Па)