Q. Toothpaste has an average pH of

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Q. Consider equation PbO + NaOH + H₂O → Na₂Pb(OH)₄. balancing of equation requires how much moles of NaOH?

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Q. CaCO₃ + HCl →

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Q. In Universal indicators, violet color indicates

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Q. In solution, acids

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Q. Consider equation Al₂O₃ + NaOH + H₂O →NaAl(OH)₄. Moles of H₂O required to balance equation would be

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Q. Mineral acids

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Q. Consider equation P₂O₅ + H₂O → HPO₃. moles of products produced after balancing equation are

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Q. Products of reaction CuO + HNO₃ → are

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Q. Consider equation ZnO + NaOH + H₂O → Na₂Zn(OH)₄. Moles of H₂O required to balance equation would be

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Q. Nitric acid reacts with copper to form

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Q. A poisonous gas released in exhaust fumes is

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Q. Basic oxides neutralize

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Q. Consider equation ZnO + NaOH + H₂O → Na₂Zn(OH)₄. Moles of NaOH required to balance equation would be

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Q. H₂SO₃ is formula of

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Q. Most metals react with acids to form

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Q. Washing soda is

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Q. In neutralization reactions, instead of pH meter,

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Q. Digestive fluids in stomach has a pH of

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Q. OH- ions are produced by

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