Why it is advised to boil water before drinking ?
Answer / guest
The water is boiled to precipitate lime present, and also to
kill the germs in it
| Is This Answer Correct ? | 6 Yes | 0 No |
At what temperature does mercury freeze ?
What are filters? Why are they used?
Give the principle of potentiometer titration.
Why is starch indicator added towards the end point?
what is the difference between base & nucleophile?
A dynamite catridge struck in a rock makes the rock burst in being fired. How dies it happen ?
What will happen when a big piece of quick lime is dropped in water ?
What is the octane number range of te petrol used in India ? 1)90-95 2)90-99 3)80-90
How can fresh water be made from salt water ?
From what was Uranium isolated ?
What is kentchin? Is it real? As much info on it as possible.
What is determining factor in the oxidation reduction reaction?