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What is the relation between concentration of reactants and the rate of chemical reaction?
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Which atom or ion is the largest? a. k b. k+ c. ca d. ca2+ e. li
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Water's surface tension and heat storage capacity are accounted for by its a) orbitals b) weight c) hydrogen bonds d) mass e) size
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Chemistry, 22.06.2019 12:10
Achemistry student needs to standardize a fresh solution of sodium hydroxide. he carefully weighs out of oxalic acid , a diprotic acid that can be purchased inexpensively in high purity, and dissolves it in of distilled water. the student then titrates the oxalic acid solution with his sodium hydroxide solution. when the titration reaches the equivalence point, the student finds he has used of sodium hydroxide solution.calculate the molarity of the student's sodium hydroxide solution. be sure your answer has the correct number of significant digits.
Answers: 1
16.
Which of the following elements is a metalloid?
a. As
c. Br
b. Se
...
Which of the following elements is a metalloid?
a. As
c. Br
b. Se
...
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