Why is Robert Pattinson so hot omg idc that he’s old enough to be my dad HAHJSJSD the subject is chemistry bc him and I have it

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?

If blood contains 150g of hemoglobin per liter of blood, how much hemoglobin would be contained in 10 ml of blood

Which of these features are formed when hot groundwater is forced out through cracks in the earth's surface?