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Answer Posted / aman amit
ECHO is not heard in a small room because the minimum
distance of echo to be heard is 17m and a small room is not
of 17m.
| Is This Answer Correct ? | 15 Yes | 2 No |
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What is polar hcl?
Why we use potassium dichromate in control of absorbance in uv region and copper sulphate in control of absorbance in visible region?
Why is sulphuric acid added during the preparation of standard fas solution?
Why ph scale range is 14?
How are ph and pka related?
What are constituents of brass?
However ozone is heavier than oxygen still ozone is up there in sky why?
What are the electrodes used in the measurement of ph for the determination of pka?
What is the role of mercuric sulphate?
What is wave number?
Why are the titration involving edta carried out slowly towards the end point?
Why is the color of the indicator drop remains the same at the end point?
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 the reaction that occurring between fas and potassium dichromate?
In the calculation of calorific value of any fuel why the latent heat of vap. of water is taken as 587 kj/mol whereas actually it is 540kj/mol?
