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[" The "K(c)" values for "HPO(4)^(2)" an...

[" The "K_(c)" values for "HPO_(4)^(2)" and "HSO_(3)^(-)" are "4.8times10^(-13)" and "6.3times10^(-8)" respectively.Therefore,it "],[" follows the HPO "^(2)" is a "........." acid than "HSO_(3)^(-)" and "PO_(4)^(3)" is a "............" base than "SO_(3)^(2)" ."],[[" (a) weaker,stronger "," (b) stronger,weaker "," (c) weaker,weaker "," (d) stronger,stronger "]]

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The K_(a) values for HPO_(4)^(2-) and HSO_(3)^(-) are 4.8xx10^(-13) and 6.3xx10^(8) repectively. Therefore, it follows the HPO_(4)^(2-) is … acid than HSO_(3)^(-) and PO_(4)^(3-) is a …… base than SO_(3)^(2-)

The K_(a) values for HPO_(4)^(2-) and HSO_(3)^(-) are 4.8xx10^(-13) and 6.3xx10^(8) repectively. Therefore, it follows the HPO_(4)^(2-) is … acid than HSO_(3)^(-) and PO_(4)^(3-) is a …… base than SO_(3)^(2-)

The K_(a) values for HPO_(4)^(2-) and HSO_(3)^(-) are 4.8xx10^(-13) and 6.3xx10^(8) repectively. Therefore, it follows the HPO_(4)^(2-) is … acid than HSO_(3)^(-) and PO_(4)^(3-) is a …… base than SO_(3)^(2-)

The anhydride of acid H_(3)PO_(4) and HPO_(3) are:

pH of 0.1M Na_(2)HPO_(4) and 0.2M NaH_(2)PO_(4) are respectively: (pK_(a)"for" H_(3)PO_(4) are 2.12, 7.21 and 12.0 for respective dissociation to HPO_(4)^(2-), HPO_(4)^(-) and PO_(4)^(3-)) :