Which of the following statements is true? water is easily polluted because it can dissolve harmful chemicals. when water freezes, it contracts and becomes more dense. thermal pollution happens when cold water is released into an ecosystem. adhesion describes a water molecule's attraction to another water molecule.

The need activity of the nurse is to suction discharges from the trachea. current treatment approaches in the pressing consideration facilities or crisis offices are corticosteroids and nebulized epinephrine; steroids have demonstrated advantageous in extreme, direct, and even gentle croup. in the clear instances of croup, anti-microbials are not endorsed, as the etiology is viral