Atomic number of which of the following elements is greater than that of Copper?
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An unbalanced chemical equation is called a
The oceanic crust mainly consists of silica and __________.
The maximum fixation of solar energy is done by
Name the acid present in lemon.
__________gives hardness to stainless steel.
By using which foam the Researchers from Indian Institute of Technology – Bombay have made a low cost piezo resistive vibration sensor?
Chemical formula for sulphurous acid is:
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