Calculate the ph of an aqueous solution prepared to contain 1.3 x 10^-3 m sodium nitrite (nano2) if the acid dissociation equilibrium constant, ka, for nitrous acid (hno2) is 5.1 x 10^-4.

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?

An object displaces 652 ml of water. the volume of the object is: 0.652 cm³ 6.52 cm³ 65.2 cm³ 652 cm³

What are the coefficients that will balance the skeleton equation below? n2 + h2 → nh3