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Why is tap water being used as a test substance
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∙ 13y ago
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What does litmus mean?
a litmus tells us if a substance is acidic or alkaline an acid will turn red litmus paper blue and an alkali will turn blue litmus paper red. if an unknown substance is tested with litmus and the colour did not change, then the substance is said to be neutral or it can be simply water. note that water is needed for acids to show its acidic properties........
What substance does Iodine test for?
carbohydrates, for one
What test can be used to detect substance of emulsion?
Penis
Describe the principle of the Ames test for identifying chemical carcinogens?
A test used to determine the mutagenic potential of a substance based on the mutation rate of bacteria that are exposed to the substance.
What is the purpose of a purity test?
Purity tests are used to determine the extent to which a particular substance is what is claimed. A classic purity test for gold is nitric acid; if the item being examined reacts to the acid it is not gold, or at least not pure gold.
What substance is used as a control in the Sudan iv test?
Usually water is the best control substance for the Sudan IV test.
What does litmus mean?
a litmus tells us if a substance is acidic or alkaline an acid will turn red litmus paper blue and an alkali will turn blue litmus paper red. if an unknown substance is tested with litmus and the colour did not change, then the substance is said to be neutral or it can be simply water. note that water is needed for acids to show its acidic properties........
What is the Brown paper bag test?
In food science this test is used to determine if a substance is fat or not. It is a crude test but it works in a pinch. Rubbing the unknown substance on the brown paper bag if fat is present the bag will get translucent. If it is water based it just gets wet.
What substance does Iodine test for?
carbohydrates, for one
What test can be used to detect substance of emulsion?
Penis
What paper is used to test water?
Its the china paper which is used to test water...
What substance does iodine solution test for?
it is used to find starch
Describe the principle of the Ames test for identifying chemical carcinogens?
A test used to determine the mutagenic potential of a substance based on the mutation rate of bacteria that are exposed to the substance.
What Water used to test for?
heavy water is used for testing
What substance is used to test for starch?
The presence of starch can be tested with the help of Iodine. Similarly Benedict's test solution is also used to detect the presence of starch.
What laboratory tools are used measuring liquid substance?
beaker,test tube,
What is meant by elisa and its uses?
An Elisa Test is used to test for a substance using antibodies for colour change. The test has been used in medicine and plants. Performing the test involves using an antibody and enzymes.
