Why is Gay Lussac's law of combining volumes not obeyed if any rectant or product is not a gas?
If any reactant or product is a liquid, the volume occupied by a liquid is extremely small and hence the law is not obeyed.
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?
What is gun powder?
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