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Would iodine be effective if testing for the presence of lactose?
No, iodine would not be effective for testing the presence of lactose. Iodine is typically used to detect the presence of starch, not lactose. To test for lactose, you would typically use reagents like Benedict's solution or glucose test strips.
What is the results biuret test for egg albumin?
The biuret test for egg albumin would give a positive result, showing a violet color change, indicating the presence of peptide bonds in the protein structure. This test is used to confirm the presence of proteins in a solution based on the color change that occurs in the presence of peptide bonds.
Who would test a human body for the presence of poisons?
A forensic toxicologist would typically test a human body for the presence of poisons. These experts analyze bodily fluids and tissues to detect and identify toxic substances that may have contributed to a person's death.
How can one test for the presence of bleach in water?
To test for the presence of bleach in water, one can use a simple chemical test kit that contains a reagent that changes color in the presence of bleach. This color change indicates the presence of bleach in the water sample.
How do you check the presence of oxygen gas in a test tube?
To check the presence of oxygen gas in a test tube, you can perform the glowing splint test. Simply insert a glowing splint into the test tube - if the splint reignites, it indicates the presence of oxygen gas.
How would the police tell you has shot a gun?
They can test your skin and clothes for the presence of gunpowder residue.
What test would you run to test for the presence of a polypeptide?
Biuret test
Would iodine be effective if testing for the presence of lactose?
No, iodine would not be effective for testing the presence of lactose. Iodine is typically used to detect the presence of starch, not lactose. To test for lactose, you would typically use reagents like Benedict's solution or glucose test strips.
What IMVic results would indicate the presence of fecal coliforms?
The IMViC test results that would indicate the presence of fecal coliforms are negative for indole production, positive for methyl red test, negative for Voges-Proskauer test, and positive for citrate utilization.
How do you test for salt presence?
what is used to test for the presence of salt in water
How can you tell if you have aids?
To check on the presence of aids requires a blood test.
Can a drud test tell the difference between Oxycontin and hydrocodone?
Depends which type of drug test is given. Some test only for the presence of opiates ehile others test for the specific types of opiate. So it is possible.
Is biuret test suitable to test the presence of proteins in the urine?
Yes, the biuret test will indicate the presence of peptides. If it turns violet, it is a positive result.
What part of the plant would you test for starch?
You would test the leaves of the plant for starch. Starch is produced through photosynthesis in the leaves, so they are the best part of the plant to test for the presence of this carbohydrate.
State a test for the presence of hydrogen?
The burning splint test is used to test for the presence of hydrogen. The symbol for hydrogen is H.
What does a negative Benedicts test indicate?
A negative Benedict's test would indicate that there isn't any presence of reducing sugars in that particular substance.
What is a test for presence of coch3 group?
One common test for the presence of a -COCH3 group is the 2,4-dinitrophenylhydrazine (Brady's) test. In this test, the compound is treated with 2,4-dinitrophenylhydrazine in the presence of acid to form a yellow to orange precipitate, indicating the presence of a ketone or aldehyde functional group.
