How do buffers work in the human body?

they can prevent a deadly change in blood ph

they can keep blood below ph 7.0.

they can keep blood at a ph of 7.0.

they can keep blood ph perfectly neutral

The table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.

Which of the following is most likely true about water in chemical systems? a) water dissolves nonpolar ionic compounds. b) water dissociates ionic compounds. c) water dissociates covalent molecules. d) water dissolves nonpolar covalent substances.

Which of these features are formed when hot groundwater is forced out through cracks in the earth's surface?