Andrew Beal Offers $1 Million To Solve His Math Problem, Beal Conjecture Remains Unsolved Since 1980s. A Texas banker with a knack for numbers has offered $1 million for whoever can solve a complex math equation that has stumped mathematicians since the 1980s.
First of all, the top loading balances are less precise by a factor of 10 and secondly, air currents around the pan can reduce that precision by as much as another factor of 3 or 4. But the top loading balance is the instrument of choice where precision is not of great importance. Here is one our top loading balances.
For a drug such as this, a doctor might prescribe a loading dose of one gram to be taken on the first day. That immediately gets the drug's concentration in the body up to the therapeutically-useful level. First day: 1000 mg; the body clears 100 mg, leaving 900 mg.