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MMLU-Pro / 11750 / Assuming steam to be an ideal gas, obtain its specific volume and density at a…

Problem

Answer published by the source. Consult the official source to check your work against its answer.

question

Assuming steam to be an ideal gas, obtain its specific volume and density at a pressure of 90 lb/in^2 and a temperature of 650°F. Table Gas Chemical symbol Molecular weight Gas constant ft-lb/lb R Specific heat B/lb Specific heat ratio M R C_V C_P k Air 28.95 53.35 0.172 0.240 1.40 Carbon dioxide CO_2 44.00 35.13 0.160 0.205 1.28 Hydrogen H_2 2.016 766.80 2.44 3.42 1.40 Nitrogen N_2 28.02 55.16 0.176 0.247 1.40 Oxygen O_2 32.0 48.31 0.155 0.217 1.40 Steam H_2O 18.016 85.81 0.36 0.46 1.28

category

engineering

options

  1. v = 6.94 (ft^3 / lbm), ρ = 0.130 (lbm / ft^3)
  2. v = 6.34 (ft^3 / lbm), ρ = 0.136 (lbm / ft^3)
  3. v = 5.34 (ft^3 / lbm), ρ = 0.165 (lbm / ft^3)
  4. v = 7.24 (ft^3 / lbm), ρ = 0.136 (lbm / ft^3)
  5. v = 6.84 (ft^3 / lbm), ρ = 0.150 (lbm / ft^3)
  6. v = 7.34 (ft^3 / lbm), ρ = 0.146 (lbm / ft^3)
  7. v = 8.34 (ft^3 / lbm), ρ = 0.120 (lbm / ft^3)
  8. v = 7.34 (ft^3 / lbm), ρ = 0.136 (lbm / ft^3)
  9. v = 7.54 (ft^3 / lbm), ρ = 0.142 (lbm / ft^3)
  10. v = 7.44 (ft^3 / lbm), ρ = 0.128 (lbm / ft^3)

src

stemez-Thermodynamics

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Source and history

upstream_id / Original problem ID
11750
task_id
8452edfa-0300-5115-922f-0808aa1938fe
task_key
default--test--11750
task_revision_id
1
config / split
default / test

Official source

initial import