25.0 mL of 0.2 M sodium formate was titrated with 0.1 M HCl. What is the pH: a) before HCl is added; b) at the half-equivalence point; and c) at the equivalence point? Possible answers, respectively, are given below. Ka for formic acid HCOOH = 1.78×10-4

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the atomic number of carbon is six, which means that a carbon atom has six protons. carbon has three naturally occurring isotopes: carbon-12, carbon-13, and carbon-14. which of these statements are true about carbon and its isotopes? select all that appl

plasma - state of matter made up of electrically charged particles