There are 3 Oxygen atoms bonded to 1 Nitrogen atom.
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-Payshence
When you rub a ballon in your hair.
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Vaccines help develop immunity by imitating an infection. This type of infection, however, does not cause illness, but it does cause the immune system to produce T-lymphocytes and antibodies. Sometimes, after getting a vaccine, the imitation infection can cause minor symptoms, such as fever. Such minor symptoms are normal and should be expected as the body builds immunity.