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Dau coroana, repede cu tot cu rezolvari​

Dau Coroana Repede Cu Tot Cu Rezolvari class=

Răspuns :

ms1 = 400g

c1= 15%

c2= 30%

c1=100md/ms1

15=100md/400

md=400x15/100

md=60g

c2=100md/ms2

30=100x60/ms2

ms2=100x60/30

ms2=200g

400-200=200g apa evaporata

coroana? :)