Question

.. Mass of 49% sulphuric acid (by mass) required
to react completely with 10 g calcium carbonate
is​

Answer 1

Answer:

Nobel gas of opposites 8 electrons and valency cell of their items helium is an accept tension its atom has only two electrons but it's only shell is completely filled noble gas with 8 electrons in the valency shell in the atoms are highly are highly stable and really participated in the chemical changing therefore it is considered that any species with 8 atoms can are stable in a Cell

Explanation: