1.4 g of a mixture of CaCo3 and MgCO3 was dissolved in 200 ml of 0.2N HCL solution. After the reaction
was completed, the resulting solution was diluted to 250 ml and 10 ml of this solution required 12 ml of
N/30 NaOH solution for complete neutralization. Calculate the percentage composition of the mixture.
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Which diagram shows the correct way to represent an ionic compound of magnesium oxide?
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An atom of lithium-7 has an equal number of(1) electrons and neutrons(2) electrons and protons(3) positrons and neutrons(4) positrons and protons
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1.4 g of a mixture of CaCo3 and MgCO3 was dissolved in 200 ml of 0.2N HCL solution. After the reacti...
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