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How do you find adulteration in oil?
Heat small amount of vegetable ghee with acetic anhydride. Droplets of oil floating on the surface of unused acetic anhydride indicates the presence of wax or hydrocarbons. (ii) Adulteration of dyes in fat Heat 1mL of fat with a mixture of 1mL of conc. sulphuric acid and 4mL of acetic acid. Appearance of pink or red colour indicates presence of dye in fat. (iii) Adulteration of argemone oil in edible oils To small amount of oil in a test-tube, add few drops of conc. HNO3 and shake. Appearance of red colour in the acid layer indicates presence of argemone oil.
What ingredients would alert you to the likely presence of trans-fatty acids in a product?
Trans-fatty acids are made artificially by hydrogenating non saturated fats. One of the more common ingredients is hydrogenated vegetable oil or shortening.
What information does the saponification number give about fatty acid?
It aids in the detection of the presence of glycerides of fatty acids containing less than 16 to 18 carbon atoms. It can also indicate adulteration of the oil with unsaponifiable matter, such as mineral oil.
Why does iodine react with molecules in oils?
Since oil is a liquid. it can b known from that and from the known facts, oil has double bonds. no oil is completely saturated. the double bonds allow the iodine radicals to react to carbon molecules with double bonds in turn saturating the oil molecules. however the reaction takes place in a dark environment at boiling temperature and in presence of a suitable catalyst.
What would the presence of urea indicates?
presence of urea in? excess presence always leads to a defect.
How would a variety of forams found in different layers of sediment help a geologist find oil?
There presence indicates organic material which is likely to have been changed in to oil.
Where can you find GOD's presence?
you can find it everywhere.
In the presence of an emulsifying agent a mixture of oil and water becomes a .?
Water and oil form a colloidal dispesion.
How do you find adulteration in oil?
Heat small amount of vegetable ghee with acetic anhydride. Droplets of oil floating on the surface of unused acetic anhydride indicates the presence of wax or hydrocarbons. (ii) Adulteration of dyes in fat Heat 1mL of fat with a mixture of 1mL of conc. sulphuric acid and 4mL of acetic acid. Appearance of pink or red colour indicates presence of dye in fat. (iii) Adulteration of argemone oil in edible oils To small amount of oil in a test-tube, add few drops of conc. HNO3 and shake. Appearance of red colour in the acid layer indicates presence of argemone oil.
Can you use a sentence using presence?
It was not hard to find the actor in the room: he had a big presence.
How did the presence of oil in the region change the regions importance in the global economy?
The presence of these large reserve has made the region important because so many other countries, including the United States, depend on oil.
How did the presence of oil in the region change the regions importance in global economy?
The presence of these large reserve has made the region important because so many other countries, including the United States, depend on oil.
Why does the Middle East have stategic importance?
Because there is oil there, without oil there would be no reason to maintain any presence in the region.
Why would oil companies want to see gravity images?
Changes in gravity are one indicator of the presence of crude oil
In the presence of an emulsifying agent a mixture of oil and water becomes a?
This mixture is an emulsion.
Was the presence of oil the cause of war in the middle east after World War 2?
yes
2 ways to find oil and gas?
oil and gas you can find at the gas station or you can find oil and gas in russia
