Questions tagged 'molecular-formula'

• The percentage of oxygen in $NaOH$ is
  Category: chemical-aritmatic | Tags: molecular-formula
• The percentage of nitrogen in urea is about
  Category: chemical-aritmatic | Tags: molecular-formula
• If two compounds have the same empirical formula but different molecular formula, they must have
  Category: chemical-aritmatic | Tags: molecular-formula
• A compound (80 g) on analysis gave $C = 24 g$, $H = 4 g$, $O = 32 g$. Its empirical formula is
  Category: chemical-aritmatic | Tags: molecular-formula
• The empirical formula of a compound is $C{H_2}O.$ 0.0835 moles of the compound contains 1.0 g of hydrogen. Molecular formula of the compound is
  Category: chemical-aritmatic | Tags: molecular-formula
• The empirical formula of an acid is $C{H_2}{O_2}$, the probable molecular formula of acid may be
  Category: chemical-aritmatic | Tags: molecular-formula
• In which of the following pairs of compounds the ratio of C, H and O is same
  Category: chemical-aritmatic | Tags: molecular-formula

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