Need Help please! Label the acid, base, conjugate acid, and conjugate base in the following reaction

H2PO4'(aq)+Br(aq)<—> HPO42(aq) +HBr(aq)

Thank you!

How many atoms are in 1.4 mil of phosphorus trifluoride (pf3)

Transportation is the largest single source of air pollution in the united states. air pollution can harm the environment and human health. which technology could offer a solution to this problem? mufflers that reduce noise motors that run on electricity tires that improve gas mileage

What is the value of keq for the reaction expressed in scientific notation?