Which elements have the most similar chemical properties? si, as, and te n2, o2, and f2 mg, sr, and ba ca, cs, and cu

12. complete each of the following word equations for synthesis reactions. a. sodium + oxygen -> b. magnesium + fluorine -> 13. complete and balance the equations for the decomposition reactions. a. hgo -> [with the triangle heat symbol above the arrow] b. h2o(l) -> [with "electricity" written above the arrow]

What is the overall order of reaction for rate = k[no]2[o2]

What is the molar mass of a gas that has density of 2.054 g/l