Human blood normally has a pH of about 7.4.Certain chemical reactions within your cells can lead to an increase in the amount of H+ ions.When these ions move into the blood,buffers take up some of them,preventing the blood from becoming acidic enough to endanger cell function.
Crispus Attucks, (born 1723?âdied March 5, 1770, Boston, Mass. [U.S.]) American hero, martyr of the Boston Massacre. Attucksâs life prior to the day of his death is still shrouded in mystery. Although nothing is known definitively about his ancestry, his father is thought to be Prince Yonger, a slave who was brought to America, while his mother is thought to be Nancy Attucks, a Natick Indian.
Paul Revere published a poem and a drawing of this famous incident in the Boston Gazette on March 12, 1770. Writers who omit Crispus Attucks' Writers who omit Crispus Attucks' name from the accounts of the American revolution might as well dismiss the Boston Massacre as an irrelevant incident in the struggle for American independence.