The chemical formula for the compound that consists of barium ions (Ba+2) and
oxide ions (0-2) is
Ba₂O₂
O O² Ba²
COBa
Bao

For the following, determine the type of reaction and then give products.

Δu of , in kj/kg, as it isto k, (a)as a of , (b) at , (c) at .

Consider a culture medium on which only gram-positive organisms such as staphylococcus aureus colonies can grow due to an elevated nacl level. a yellow halo surrounds the growth, indicating the bacterium fermented a sugar in the medium, decreasing the ph as a result and changing the color of a ph indicator chemical. this type of medium would be referred to as a differential and enrichment culture.