All scientists observing the same event will record identical descriptions.

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]

If 22.5 liters of oxygen reacted with excess of hydrogen, how many liters of water vapor could be produced?

Chromosome 17 is made of over million base pairs.