What is the conjugate base of HPO43- in aqueous solution?
not possible
O PO²-
OHPO42-
H2PO4
OH3PO4

by cartels in other countries, shipped by air, mail, or land. i cant really see your answer choices : /

the ozone layer acts as a filter for the shorter wavelength and highly hazardous ultraviolet radiation (uvr) from the sun, protecting life on earth from its potentially harmful effects. when the sky is clear, there is an inverse relationship between stratospheric ozone and solar uvr measured at the earth's surface.

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d

explanation:

rutherford's experiment showed that the atom does not contain a uniform distribution of charge.