Question

when water freezes its volume increases by 4/100.what value of water is required to make 221cm^3 of ice​

Answer 1

AnsweR :-

let volume of water be x

then

x + 4x/100 = 221,

where 4x/100 is the increase in volume

100x + 4x = 22100

104x = 22100

x = 212.5 cc of water