Răspunsuri

2014-05-11T22:11:19+03:00
Masa molara NaNO3=14+23+3*16=85 g/mol
85 g NaNO3........23 g Na
x g NaNO3.........46 g Na          x = 170 g NaNO3 
x= 170!! Sudoku95
scuze...nah vezi ca sti si singurica :*