During a lab, a student titrates 25.0 mL of a 0.0200 M hydrochloric acid solution with potassium hydroxide. the burette readings for the base were 3.5 mL initially and 28.6 mL at the end. find the concentration of the base.

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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

a). in this case, dh> 0 and sd> 0. if t becomes larger, the term "-tds" will become more negative. at some point, it is possible that -dts will be more negative than the dh is positive, and the reaction will become spontaneous. this is probably the correct answer, but you should look at all of the other possibilities and make sure of that.