It should come from crude oil .... For more information, Fractional distillation of crude oil will give...the main component of natural gas is methane,so methane should then come from crude oil . Hoping it will be useful for you. 2007-12-29 19:36:08 補充： ...
The density of oil is lighter than that of water, so it will flow on water. If you...
... must be a solid and have a crystalline structure Obviously, oil and natural gas are not solid. 2.Minerals can be a compound or pure...
Oil : Let the bottle stand for some time, the oil will float on the surface. Then slowly pour the oil out. common salt: Boil the remaining waste. After all water evaporated, the salt will remain
Crude oil is a MIXTURE of hydrocarbons of different length. ...分開，並無將佢地駁埋或斬斷。Cracking就係將佢地斬得更短。 咁crude oil 裹面是否擁有不同的hydrocarbons呢(e.g:methane butane)? 係，但應該無...
1. Both crude oil and natural gas is the fossil fuels. Natural gas such as methane...gas. Natural gas is usually used as a fuel. For crude oil , they composed of hydrocarbon molecules with longer carbon ...
crude oil / petroleum From wiki Petroleum (L. petroleum, from Latin: 'petra' (rock) + Latin: oleum ( oil )[1][2]) or crude oil is a naturally occurring flammable liquid ...
... that the calcium chloride should be ANHYDROUS, i.e. it is dry. Oil layer in tube (III) can prevent oxygen to dissolve in the boiled water...
