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Octane number - Characteristics of hydrocarbons
It is utilized for measuring the knocking character of fuel utilized in petrol engine. The octane quantity of an offered sample can be defined as the percentage by volume of iso-octane present in a mixture of iso-octane and n-heptane that has similar knocking performance as the fuel itself.
CH3 - CH2 - CH2 - CH2 - CH2 - CH2 - CH3
n-heptane; octane no. = 0
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Calculate the molarmass of a nonelectrolyte that lowers the freezing point of 25.00g of water to -3.9 degrees C when 4.27 g of the substance is dissolved in the water.
CRYSTAL FIELD THEORY
Every precipitate will be collected using a Hirsch funnel. Make definite that the plastic frit disc is firmly snapped in place in your focus. Replacement frit discs are available
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Volume of diatomic gas is less than the monatomic gas , although diatomic gas has 2 moles ( 2 times atomes) than monoatomic gas ?? Ans) The answer is derived by avogadros law
propene+NaNH2 and after with C2H5Br
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It looks at how the ionic product varies with temperature, and how that ... page, we shall calculate the concentration of hydroxonium ions present in pure water. Kw is called
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