_______________ is the movement of molecules across a cell membrane from a region of their lower concentration to a region of their higher concentration.
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Atomic number of which of the following elements is greater than that of Aluminium?
Which of the following compounds is the strongest acid?
In the reaction H2O2 + Cl2 -----> 2HCl + O2, H2O2 acts as
Nitrification is the biological process of converting
According to Dalton’s Atomic Theory, the smallest indivisible particles of matter is called ______.
__________gives hardness to stainless steel.
In an acid base reaction which product is produced along with a salt?
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