Define unified mass (u)....

Define unified mass (u).

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Name two chemical compounds used in treatment of cancer.
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Name two chemical compounds used in treatment of cancer.
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Classify following as pure substances and mixtures : air, glucose, gol...
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Which measurement is more precise 4.0g or 4.00g ?
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How many significant figures are there in (i) 3.070 and (ii) 0.0025 ?
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Express the following in the scientific notation : (i) 0.0048 (ii) 234...
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If ten volumes of dihydrogen gas react with five volumes of dioxygen g...
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Define unified mass (u).
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Define molar volume of a gas.
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At STP, what will be the volume of 6.022 xx 10^(23) molecules of H(2) ...
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1L of a gas at STP weighs 1.97g. What is molecular mass ?
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Write the relationship between empirical formula and molecular formula...
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Which is more informative ? Empirical formula or Molecular formula.
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Why molality is preferred over molarity of a solution ?
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Define the term 'molarity of a solution'.
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What is the effect of temperature on molarity of a solution?
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What is limiting reactant in a reaction ?
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