Label the equivalence point on the graph of pH versus volume of the titration of a strong acid and strong base shown below. What is the pH at the equivalence point?
What volume of base was needed to neutralize the acid?
How does the number of moles of hydronium ions and hydroxide ions compare at the equivalence point?

c-14 is carbon-14, or radiocarbon.   it is a radioactive isotope of carbon with an atomic nucleus containing 6 protons and 8 neutrons.

here is table 2-2:

country

percent of eligible voters that voted

rank

united states

44.9%

138

canada

60.1%

107

costa rica

84.6%

14

hungary

66.9%

82

japan

57.0%

118

egypt

27.7%

159

south africa

85.5%

10

ans is no, the data set cannot be plotted as a single circle graph

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