To determine the empirical formula of magnesium oxide. Mass of crucible and lid (step 1) 50.00 Mass of crucible, lid and magnesium (step 3) 50.24 Mass of crucible, lid and magnesium oxide (step 7 ...

IT may be of interest to some of your readers to know of the following empirical formula—attributed to the famous mathematician Gauss—for determining in an easy manner the date on which Easter ...

of~an~element} = \frac{mass~of~an~element~in~the~compound}{relative~formula~mass~M_r} \times 100\) There are six atoms of hydrogen in the compound, so the mass of hydrogen is 6 × 1 = 6.