Saved Bookmarks
| 1. |
In an experiment, 4 g of a metallic oxide was reduced to 2.8 g of the metal. If the atomic mass of the metal is 56 g mol-, the formula of the oxide is(а) M20(c) M2O3(b) МО(d) MO2 |
| Answer» In an experiment, 4 g of a metallic oxide was reduced to 2.8 g of the metal. If the atomic mass of the metal is 56 g mol-, the formula of the oxide is(а) M20(c) M2O3(b) МО(d) MO2 | |