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Use the options above to answer this question. Which is the structural formula for pent-2-enoic acid?
In the solubility curve above, water at 98\(^0\)C is saturated with KCl and KCIO\(_3\). What is the percentage of KCl impurity in the crystals formed when the solution is cooled to 30\(^0\)C?
What mass of a divalent metal M (atomic mass = 40) would react with excess hydrochloric acid to liberate 224cm^3 dry hydrogen gas measured at S.T.P?
What reaction takes place when palm-oil is added to potash and foam are observed?
Which of the following is used as an 'anti-knock' in automobile engines?
A white solid suspected to be lead trioxonitrate (V) zinc trioxocarbonate (IV) or calcium trioxocabonate (IV) was heated strongly. Its residue which was yellow when hot and white when cold is?
Which of the following does NOT contain aluminium as component?