Chemistry, 05.01.2020 14:31 carrietaylor234
In an element’s square on the periodic table, the number with the greatest value represents the
a. number of neutrons.
b. number of electrons.
c. atomic number.
d. atomic mass.
Answers: 1
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
Chemistry, 22.06.2019 17:00
What is the approximate vapor pressure when the gas condenses at 70 degrees celsius
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Explain how to convert from one unit to another in the metric system.
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Chemistry, 23.06.2019 14:00
Which of the following represents the balanced reduction half-reaction from the redox reaction? (2 points) pb + pd(no3)2 yields pb(no3)2 + pd pb yields pd2+ + e- pd2+ + 2e- yields pd pb + e- yields pb 2 pd2+ + 4 e- yields 2 pd
Answers: 1
In an element’s square on the periodic table, the number with the greatest value represents the
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