A sample of 8.5 g NH 3 on oxidation produces 4.5 g of NO. Calculate the percent yield. Reaction: 4 NH 3 + 5 O 2 → 4 NO + 6 H 2O

A.30%

B.70%

C.15 %

D.60%

E. none of the above

Nonmetal halogen family atmoic mass 35

Why can water dissolve many ionic compounds

Which best describes the present-day universe? opaque, expanding very slowly, stars produce heavy elements transparent, expanding at an accelerated rate, stars produce heavy elements opaque, expanding at an accelerated rate, stars produce only hydrogen and helium transparent, expanding very slowly, stars produce only hydrogen and helium