This form of assessment is often referred to as evaluation (see section below on Assessment versus Evaluation). Learner assessment represents a particular type of educational assessment normally conducted by teachers and designed to serve several related purpose (Brissenden and Slater, n.d.).
the formula of borax is Na2B4O7Â·10H2O or alternatively to make the structure more explicit, Na2[B4O5(OH)4]Â·8H2O. It is usually called sodium tetraborate decahydrate or diso â¦ dium tetraborate decahydrate. Liam Frayne.
Borax, chemically known as sodium borate, is a natural mineral salt that freshens and removes stains from laundry. It can be used along with standard laundry detergents or as a key ingredient in homemade laundry soaps.