Causes of neck swelling include skin conditions such as acne, boils, cysts and skin infections; serious medical conditions such as throat cancer, anaphylaxis and angioedema; neck injury; and neck surgery, according to Healthgrades. Conditions such as goiter, mononucleosis and mumps may also cause neck swelling. Ear pain, on the other hand, may result from jaw arthritis, tooth infection, acute or chronic ear infection, and sinus infection, notes MedlinePlus. Sore throat and ear wax accumulation can also cause ear pain.
Is salt water an element compound or mixture? Salt water is a mixture: the individual components (salt, water and minerals) can be easily separated by evaporation. Salt and water themselves are compounds; they are composâ¦ed of the elements sodium and chlorine (salt), and hydrogen and oxygen (water). 10 people found this useful.
Pure substances can be brought together to form mixtures. Mixtures are combinations of two or more substances with variable composition. They can be homogeneous or heterogeneous depending on the state of subdivision of the components. Salt water is a uniform mixture of table salt (NaCl) and water.