How to use Bn in a sentence
Boron nitride BN is formed when boron is burned either in air or in nitrogen, but can be obtained more readily by heating to redness in a platinum crucible a mixture of one part of anhydrous borax with two parts of dry ammonium chloride.
Between 1895 and 1906 they rose 15% bn the average among males of all ages, and as much as 30% among women and girl workers.
The Palaeozoic Calamarieae, though so far surpassing recent Equisetaceae, both in stature and complexity of organization, clearly belonged to the same class of Vascular Cryptogams. There is no satisfactory evidence for attributing Phanerogamic e bn FIG.
And we 've bn friends Eva since he existed.
In 1999 private acute hospitals had a total turnover of £ 3bn compared to a total NHS expenditure of £ 52 bn.Advertisement
We use Bayesian networks (BN) to perform probabilistic inference.
Pure amorphous boron is a chestnut-coloured powder of specific gravity 2.45; it sublimes in the electric arc, is totally unaffected by air at ordinary temperatures, and burns on strong ignition with production of the oxide B 2 0 3 and the nitride BN.
If BN, CP, DQ, FS, GT are the perpen diculars to AE from the angular points, the ordinates NB, PC,..
Once registered, the charity will be given a business number (BN) that will be used for identification purposes.
The database includes a number of details, including the organization's BN, mailing address, contact information, and charity type.Advertisement