A: The atomic mass of hydrogen is 1.00794 amu (atomic mass units). Its atomic number is 1, and hydrogen has one electron and one proton. This element is a gas... Full Answer > Filed Under: Atoms & Molecules.
Western equine encephalitis resembles EEE but is usually asymptomatic or mild in adults, with nonspecific signs of illness and few deaths. The symptoms usually appear abruptly and may include fever, headache, nausea, vomiting, anorexia and malaise. Many adults do not develop other symptoms.
The Siberian subtype in children could be responsible for chronic encephalitis. In general, mortality is rare, about 1% to 2%, with deaths occurring 5 to 7 days after the onset of neurologic signs in European TBE. During Far-eastern TBE, signs and symptoms are more severe and mortality is higher (5-20%).