Which describes the elements in a given group of the periodic table? A. They increase sequentially in atomic number from top to bottom.

B. They decrease in atomic mass as you go down the column.

C. Their properties change according to a pattern as you go down the column.

D. They are in the same family, with similar characteristics.

How many moles of air are there in a human lung with a volume of 2.4 l at stp? explain your answer

Ill give brainiestif one neutron initiates a fission event that produces two neutrons in the products, how many new reactions can now be initiated? if each of the neutrons produced in the first fission event then initiates a fission event that produces one neutron in the products, how many new reactions can now be initiated by each neutron? how many neutrons in total were produced by the two fission events described?

Sulfuric acid is a polyprotic acid. write balanced chemical equations for the sequence of reactions that sulfuric acid can undergo when it's dissolved in water.