Abuffer is made up of 0.300 l of each of 0.500 m kh2po4 and 0.317 m k2hpo4. assuming that volumes are additive, (a.) calculate the ph of the buffer after the addition of 0.0500 mol of hcl to 0.600 l of buffer and (b.) the ph of the buffer after the addition of 0.0500 lol of naoh to 0.600 l of the buffer. (pka=7.21)

Which sentence best describes the formation of igneous rock? a- lava on the surface dries up and makes arock b_melted rocks cools and forms crystals c_rocks under tremendous heat and pressure d_magma is melted rock underground

The mass of a neutron is equal to the mass of a proton plus the mass of an electron. true or false false true

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?