Question

vă rog dau coroana ​

Answer 1

Răspuns:

ms1=200g c1=20%

ms2=200g c2=10%

ms3=200g

Explicație:

c=mdx100/m=>

md1=c1xms1/100=20×200/100=40g=>

md1=>40g

md2=csxms2/100=>10×200/100=>20g=>

md2=>20g

masa finala=ms1+ms2+ma3=200g+200g+200g=600g

c finala=md finalx100/ms2finala=60gx100/600g=6000g/600g=10=>c finala=>10%

COROANA?✨