The substance methane has the following properties: normal melting point: 90.7 K normal boiling point: 109.1 K triple point: 9.2×10-2 atm, 90.6 K critical point: 45.7 atm, 190.7 K At temperatures above 190.7 K and pressures above 45.7 atm, CH4 is a . CH4 does not exist as a liquid at pressures below atm. CH4 is a at 9.20×10-2 atm and 117.0 K. CH4 is a at 1.00 atm and 106.0 K. CH4 is a at 8.62 atm and 82.7 K.

Ase your answer to this question on the information below.hydrocarbons and fissionable nuclei are among the sources used for the production of energy in the united states. a chemical reaction produces much less energy than a nuclear reaction per mole of reactant.the balanced chemical equation below represents the reaction of one molecule of a hydrocarbon with two molecules of oxygen.chemical equation: ch4 + 2o2 → co2 + 2h2o + 1.48 × 10−18 jthe nuclear equation below represents one of the many possible reactions for one fissionable nucleus. in this equation, x represents a missing product.nuclear equation: write an isotopic notation for the missing product represented by x in the nuclear equation.

Which other elements contain the same number of outer electrons as sodium

What is the wavelength of a wave with a velocity of 50 m/s and a frequency of 5hz a 250 m b 0.1 m c 10m d 0.01 m