A gas pak in an anaerobic jar

contains sodium bicarbonate
removes oxygen from the air inside the jar
induces the formation of water molecules
all of the above are true

The indicator resazurin
is pink in the absence of oxygen
is colorless in the absence of oxygen
drives off absorbed oxygen
none of the above are true

The indicator methylene blue
Is blue in an anaerobic environment
Is blue when oxygen is present
Is pink when oxygen is present
Absorbs excess oxygen

1 answer

Is blue in an anaerobic environment