At STP, 111.0 mL of a certain gas has a mass of 0.156 g. What is a possible identity of this gas? Select one:
o Cl2
O O3
o C₂H6
o O₂
o N₂​

Several kinds of bears are found on earth. most bears are brown or black, but one type of bear, the polar bear, is white. what process led to this difference in fur color? explain your answer.

If 3.00 g of titanium metal is reacted with 6.00 g of chlorine gas, cl2, to form 7.7 g of titanium (iv) chloride in a combination reaction, what is the percent yield of the product?

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