In a certain compound, the percentage of an element (At. mass 12) is 92.3. What is its mole ratio?
We have given,
mass of element =12g
Thus, mole ratio is
92.3/12 =7.69
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?
Name two elements which are liquids.
Name two elements which are gases.
Name the scientist who proposed the law of multiple proportions.
Is there any exception to the law of constant composition?
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