For example, nitrate ion, NO3-, contains one nitrogen atom and three oxygen atoms. The atoms in a polyatomic ion are usually covalently bonded to one another, and therefore stay together as a single, charged unit.Rule 1. The cation is written first in the name; the anion is written second in the name.or example, nitrate ion, NO3-, contains one nitrogen atom and three oxygen atoms. The atoms in a polyatomic ion are usually covalently bonded to one another, and therefore stay together as a single, charged unit.
The cost of goods sold includes all of the costs associated with a purchase. If the company in question sources goods from other factories, then their COGS includes the costs of conversion and other costs incurred in bringing the stock to their present location and condition.
COGS, or cost of goods sold, is a calculation frequently used in businesses to determine the direct expense of production of a product. The COGS includes the cost of the materials used in creating your product and also includes any labor used to get the product to market.nstructions. Calculate the beginning inventory number for a given period. Add all purchases incurred during that same period. Subtract the ending inventory number. This final calculation gives you a total amount of inventory (or cost of this inventory) during this specific period.