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va rogggg am nevoiee urgeng​

Va Rogggg Am Nevoiee Urgeng class=

Răspuns :

8.

ms = 40 g , c%= 20%

c% = mdx100/ms

=> md = msxc%/100 = 40x20/100 = 8 g zahar

m.apa = ms-md = 40 - 8 = 32 g

9.

ms = 25 g , md = 1,5 g

c% = mdx100/ms = 1,5x100/25 = 6%