Răspunsuri

2014-10-23T09:44:45+03:00
Alcool+apa+ulei+pietris =un amestec eterogen 
apa+nisip+benzina = amestec omogen 
1 1 1
2014-10-23T09:53:26+03:00
Alcool+apa+ulei+pietris =un amestec eterogen  
apa+nisip+benzina = amestec omogen 
1 1 1