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What is the name of the fused ring group on tryptophan that gives a positive test in the Hopkins-Cole test?
The fused ring group on tryptophan that gives a positive test in the Hopkins-Cole test is the indole ring. This aromatic structure is responsible for the characteristic color change observed in the test, which is used to detect the presence of tryptophan in a sample.
What is the practical application of Hellers test?
Heller's test, also known as the finger drop test, is used to assess grip strength. It can help in identifying weakness or paralysis in the hand and forearm muscles, often indicating nerve damage or other neurological conditions. This test is commonly used in clinical settings for diagnosing conditions like carpal tunnel syndrome or nerve injuries.
What is a brown ring test for analysis of nitrate anion?
The brown ring test is a qualitative test used to detect the presence of the nitrate anion. In the test, a sample containing nitrate ions is treated with freshly prepared iron(II) sulfate solution and concentrated sulfuric acid. A brown ring at the junction of the two layers forms if nitrate ions are present.
How is the Brown ring test performed?
The Brown ring test is performed by adding a small amount of nitric acid to a nitrate solution containing a Fe2+ ion. A brown ring forms at the junction of the two layers if the nitrate ion is present. The test is based on the reaction between Fe2+ and NO+ ions.
how to test diamond ring at home?
closerty daimond
How do you ring the bells on the impossible test Christmas?
I have no clue help
What test track can be seen from space?
Nardo Ring in Italy
What do you do in the imbecile test when it says good thing you remembered?
this is the impossible test. You click the fifth ring down
What test is used for lower esophageal ring?
The presence of a lower esophageal ring can also be shown with a test called an esophagoscopy. This procedure visualizes the inside of the esophagus with an inserted, thin, flexible tube.
If you are not pregnant will the ring test work?
No it doesn't work. You have to be pregnant for it to work
What tests should be performed on abrasive wheels?
It’s Ring Test
How can you test the rock in the ring to see if the diamond is real?
if it will cut glass
