2h3po4+3k2o=2k3po4+3h2o
3h2so4+Al2o3=al2(so4)3+3h2o
fe(oh)3+3hno3=fe(no3)3+3h2o
3k2co3+2h3po4=2k3po4+3co2+3h2o a)
ba(no3)2+h2so4=baso4+2hno3
2al+3h2so4=al2(so4)3+3h2
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Answers & Comments
2h3po4+3k2o=2k3po4+3h2o
3h2so4+Al2o3=al2(so4)3+3h2o
fe(oh)3+3hno3=fe(no3)3+3h2o
3k2co3+2h3po4=2k3po4+3co2+3h2o a)
ba(no3)2+h2so4=baso4+2hno3
2al+3h2so4=al2(so4)3+3h2