Describe a procedure you could use to separate the components of a mixture of sand, gravel, salt, and iron fillings. identify which component(s) would be separate at each step, and why.

What three things does a balanced equation show you?

With the largest atoms and the smallest number of valence electrons and with the smallest atoms and the greatest number of valence electrons are the most reactive. a. nonmetals; metals b. nonmetals; transition elements c. transition elements; metals d. metals; nonmetals

How many grams of ammonia would be produced by the decomposition of 16.93 mlof hydrazine? (the density of hydrazine is 1.021g/ml)