ms=35g
m(rozp.)=100g
mr=ms+m(rozp.)
mr=35g+100g=135g
135g --- 35g
400g --- x
x=400g·35g/135g≈103,7g
m(w)=400g-103,7g=296,3g
Odp.: Należy wziąć około 103,7g soli i 296,3g wody.
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ms=35g
m(rozp.)=100g
mr=ms+m(rozp.)
mr=35g+100g=135g
135g --- 35g
400g --- x
x=400g·35g/135g≈103,7g
m(w)=400g-103,7g=296,3g
Odp.: Należy wziąć około 103,7g soli i 296,3g wody.