Question

14. The amount of H2O formed when 2g H, and 190,
are reacted as, 2H, + O2 → 2H,0, is
(1) 39
(2) 1.125 g
(3) 4.5 g
(4) 2.50 g​

Answer 1

Answer:

2x/7 - 7y/4 by whole square