How many grams of HCL (hydrochloric acid) can you make with 50 grams of Cl.

H + Cl -> HCL is the balanced equation

The density of a planet is 0.69 g/cm3 (density of water is 1.0 g/cm3). which of the following planets might this be? a. mercury b. venus c. saturn d. mars

Compare the valence electron configuration of the nobles gas elements seen here. what statement is correct?

Identify and describe the three ways that mutations affect organisms.