(Question)
Q: Bromide is present in brines, which are naturally occurring solutions of what? Choices: - iron - calcium - magnesium - salt A:
(Answer)
salt

(Question)
Q: Three distinct layers or tunics form the walls of what structures; the first is a smooth, inner lining of endothelial cells in contact with the red blood cells? Choices: - lungs - white blood cells - alveoli - blood vessels A:
(Answer)
blood vessels

(Question)
Q: What state occurs when the amount of solute dissolved exceeds the solubility? Choices: - polymerisation - density - alkalinity - supersaturation A:
(Answer)
supersaturation