What do you mean by UV cut off limit
Answer / umang
UV limt =200 to 400 nm
Vis limt= 400 to 1200
IR limt = 400 to 4000 cm-
| Is This Answer Correct ? | 3 Yes | 2 No |
Why ph scale range is 14? Why it is not less or not greater than 14? Solution of hcl or hydrogen containing liquid has a ph. But if the solution is kmno4 here nothydrogen power does it ph?
What is Salts ?
Why do eye-glasses become fogged, when the wearer comes form the cold outdoors into a warm room ?
Why it is advised to boil water before drinking ?
State beer-lambert’s law.
How are specific gravity and density related?
From what raw material is paper manufactured ?
Why is ammonia added? Why is that same amount of ammonia added?
which of the following is the best conductor of electricity?
What is iron ore consists of?
Differentiate between organic and inorganic chemistry?
Which is the best conductor of electricity?