The rate of production of hydrogen gas from the reaction ...
The rate of production of hydrogen gas from the reaction between zinc granules and hydrochloric acid can be increased by
cooling the reaction mixture
using zinc powder instead of zinc granules
using zinc rod instead of zinc granules
carrying out the reaction at a higher pressure
carrying out the reaction in a closed vessel
Correct answer is B
No explanation has been provided for this answer.
The diagram above represents the formation of ...
A nuclide emits a beta-particle (e) in the process, that atomic number ...
When the trioxonitrate (IV) salt of an alkali metal Y is heated, the formula of the residue is ...
50 cm\(_3\) of gas was collected over water at 10ºC and 765 mm Hg. Calculate the volume of the ...
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Which of the following transition metals is not attracted to external magnetic field? ...