The area of a semi-circular field is 308 sq m; then
22/7 taking pie = the length of the railing to surround it has to be
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Answer:
of solute= 50ml
Volume of solvent= 150ml
∴ Total volume= 150+50=200ml
Concentration=
Volume of solution
Volume of solute
×100
=
200
50
×100
=25%
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