Which of the following elements has three valence electrons? (2 points)
Li
C
Al
M...
Chemistry, 01.07.2021 19:50 vildhjap42ges
Which of the following elements has three valence electrons? (2 points)
Li
C
Al
Mg
Answers: 3
Chemistry, 21.06.2019 23:00
Matches the chemical name of each oxide of phosphorus to its chemical formula
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Chemistry, 22.06.2019 10:30
How do you lengthen a pattern piece? (family and consumer science, sewing)
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Chemistry, 22.06.2019 12:00
A5.000 g sample of niso4 h2o decomposed to give 2.755 g of anhydrous niso4. what is the formula of the hydrate? what is the full chemical name for the hydrate? what is the molar mass of the hydrate? niso4•_h2o what is the mass % of water in the hydrate?
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
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