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Why freshly prepared lime water used in experiments to test evolution of CO2?
Wiki User
∙ 11y ago
Freshly prepared lime water is used in the evperiment to test the presence of CO2 in water because lime water turns milky when CO2 is present in water.
Wiki User
∙ 11y ago
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Why FeSO4 solution is freshly prepared?
Solid FeSO4 easily absorb water.
Why is it necessary to dissolve or rehydrate agar in freshly prepared distilled water?
Simple answer is that the sample is soluble in water. The primary reason to use distilled water is to maintain the purity of the sample. Municipal water is treated with chlorine to prevent bacterial growth, plus the water picks up traces of metal from the pipes, valves and tanks it travels through on the way to your faucet.
How do you overcome the disadvantages of starch indicator?
All the alpha amylase molecules should rupture . Boil water and then add to the boiling water required starch. Make sure that the starch is alpha and not beta amylase. Use freshly prepared starch solution for iodometric titrations. --unnikrishnan
Why starch indicator should be prepared freshly?
To prepare 1% starch indicator weigh 1g of starch powder.Measure 100ml of water and keep it for heating.by using some of 100ml water taken,make a paste of starch in watchglass and mix this paste with little and continuous strring of water which is kept for heating.when all the paste is added,allow for heating 5more minutes then starch indicator is ready for titration.Note:no lumps of starch should present in water
Is schiff base is prepared by mannich reaction?
No, although an imine is prepared in situ in a mannich reaction. A schiff base can be prepared when a starting primary amine reacts with a ketone or aldehyde and liberates a water molecule.
Why sodium thiosulphate solution is prepared in freshly boiled and cooled water?
why sodium thiosulfate to be prepared in hot water only
Why FeSO4 solution is freshly prepared?
Solid FeSO4 easily absorb water.
Why must the white lotion be freshly prepared before its use?
It needs to be freshly prepared due to it having water content without appropriate preservatives to stop microbial growth from occuring. The shelf life of this lotion is not long since there are no preservatives inside the formulation.
When we blow air through the freshly prepared lime water how much time does lime water takes to turn milky?
It will depend on the amt of CO2 was passed
Why is it necessary to dissolve or rehydrate agar in freshly prepared distilled water?
Simple answer is that the sample is soluble in water. The primary reason to use distilled water is to maintain the purity of the sample. Municipal water is treated with chlorine to prevent bacterial growth, plus the water picks up traces of metal from the pipes, valves and tanks it travels through on the way to your faucet.
How do you overcome the disadvantages of starch indicator?
All the alpha amylase molecules should rupture . Boil water and then add to the boiling water required starch. Make sure that the starch is alpha and not beta amylase. Use freshly prepared starch solution for iodometric titrations. --unnikrishnan
What is prepared environment?
we prepared environment......... it is prepared by wind,water,fire,sand...
Have any scientists made water?
Water is the byproduct of some experiments.
Why is it necessary to dissolve or rehydrate agar in fleshly reared distilled water?
We do not understand what you mean by "freshly reared distilled water", you can not "rear" water.
Which property of water causes water drops to bead on s freshly waxed car?
Water molecules are sticky due to hydrogen bonds
Grade 8 states of water experiments?
you can drink a glass of water :Phehehehhahaha
How DEPC water is prepared?
what is DEPC WATER MEAN
