Specific Heat @ 70°F (Btu/lbmol-°F) 1 = Signifies at 70°F, the compound is above its critical temperature.

Methane vs Propane Methane and Propane are the first and the third members of the alkane family. It can asphyxiate by the displacement of air.

This means there are 3.74 grams and 0.233 moles present.
For methane, the company Aire Liquide (webpage) presents the following values: 2 = Signifies that at 70°F, the compound is below the normal boiling point and only the equilibrium vapor is …

Some use 0 C, others 15 C and some even 20 or 25 C. Typically the pressure is 1 atm, or 1.013 bar. Methane gas density is 0.717 kg/m3, and it is lighter than air. It is easily ignited. methyl mercaptan) and constitutes a safety measure.

Ethane is an alkane comprising of two carbon atoms. Ethane (/ ˈ ɛ θ eɪ n / or / ˈ iː θ eɪ n /) is an organic chemical compound with chemical formula C 2 H 6.At standard temperature and pressure, ethane is a colorless, odorless gas.Like many hydrocarbons, ethane is isolated on an industrial scale from natural gas and as a petrochemical by-product of petroleum refining.Its chief use is as feedstock for ethylene production. Methane density There is confusion with respect to the conditions implicit in the values of volume of different gases.

The vapors are heavier than air. Carbon dioxide (%) Hydrogen sulfide (%) Carbon monoxide (%) Natural gas density 0 6 12 18 24 30 36 42 48 54 60 0 100 200 300 400 Pressure (MPa) Density (kg/m³)


Methanethiol / ˈ m ɛ θ eɪ n ˈ θ aɪ ɒ l / (also known as methyl mercaptan) is an organosulfur compound with the chemical formula CH 4 S.It is a colorless gas with a distinctive putrid smell. Gas Density @ 70°F 1 atm (lb/ft3) Specific Volume @ 70°F 1 atm (ft3/lb) Specific Gravity.

Methane gas is colorless, odorless and tasteless. The density of methane adsorbed in these wide micropores at 0.5 MPa is negligible and it increases linearly with pressure up to the value of 0.9 g cm −3 at 3.4 MPa, a value much larger than the density for compressed methane at that pressure (around 0.023 g cm −3).

The key difference between Methane and Propane is their chemical structure; Methane contains only one carbon atom and four hydrogen atoms whereas Propane contains three carbon atoms with eight hydrogen atoms. Ethane appears as a colorless odorless gas. It has a role as a refrigerant and a plant metabolite. Their molecular formulae are CH 4 and C 3 H 8 respectively. Methane - Density and Specific Weight - Online calculator, figures and tables showing density and specific weight of methane, CH 4, at temperatures ranging from -160 to 725 °C (-260 to 1300 °F) at atmospheric and higher pressure - Imperial and SI Units The density of air or atmospheric density, denoted ρ (Greek: rho), is the mass per unit volume of Earth's atmosphere.Air density, like air pressure, decreases with increasing altitude. It is a gas molecular entity and an alkane. Methane has the chemical formula of CH4 and a density of .000667 grams per cubic centimeter. What is the density of methane, CH 4 , in a vessel where the pressure is 910 torr and the temperature is 255 K ?

Temperature (K) A B C Reference Comment; 90.99 - 189.99: 3.9895: 443.028-0.49: Prydz and Goodwin, 1972: Coefficents calculated by NIST from author's data. Smell of the natural gas used for domestic needs comes from additives (e.g. 96.89 - 110.19