The most common method is the biuret test: in the presence of a copper(II) solution and NaOH the sample become violet.
heat it
you could taste it and hope you don't die
you could taste it and hope you don't die
An extract of tubercle bacilli that is injected into the skin to find out whether a person presently has or has ever had tuberculosis.
No. You would generally only find lactic acid in milk that has gone sour. Milk is a mixture of water, fat, protein, carbohydrates, and minerals.
An extract of tubercle bacilli that is injected into the skin to find out whether a person presently has or has ever had tuberculosis.
This is unknown
it is unknown
You find protein in rice,eggs,meats and milk.
I dont think you can other than the ! Unknown or the ? Unknown in hg or ss
If I was given an unknown liquid and asked to determine if it was an element, a compound, or a mixture I would heat the unknown liquid up to see if any compounds separated from the unknown liquid. After that I would get a microscope and look to see if it is a pure element. Then I would get a Platelet separation machine and put the liquid in the machine to see if the liquid separated. Thats how I would determine if the an unknown liquid is an element, a compound, or a mixture.
you add them then subtract by 180 to find the unknown angle