The population of India according to 1981 census figure was 68.4 crores. Express it in scientific notation.
What is the result of (5.472 - 1.12) to the appropriate number of signficant figures?
Express 0.0468 in scientific notation.
What does SI units stand for?
What is the relation between temperature in Kelvin (K) and temperature on centigrade scale?
The popular unit of pressure is atmosphere, how is it related to pascal?
What are SI units of the following:
(i) Density
(ii) Molarity
(iii) Energy
(iv) Temperature ?
Out of 5.00 g and 5.0 g which one is more accurate and why?
What is iodised table salt?
Under what conditions air is considered as a heterogenous mixture?
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