Answer 10 th and 11 th questions
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1)NaCl
2)NaOH
3)MgCl2
4)Mg(OH)2
hope it is helpful.
Anonymous:
One more question is there
the answer for other is 1)at centre 2)centroid 3) at centre 4)at centre.....as centre of gravity doesnot depend on the mass.
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10.
- circular plate - at it's geometric center
- triangular object - point of intersection of all medians.
- textbook - point of intersection of all diagonals.
- tennikite ring - at it's geometric center
11.
- NaCl
- NaOH
- MgCl2
- Mg(OH)2
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