Chemistry, 02.10.2019 21:00, dominicanaaa
Astudent took the weighted average of the isotopes that make up one element. what was the student trying to determine?
a. the atomic number of the element
b. the atomic mass of the element
c. the number of electrons in the element
d. the number of neutrons in the element
Answers: 3
Chemistry, 22.06.2019 00:30, mannster03
This active feature of earth's crust in building mountain ranges as well as islands. this feature is a a) cavern. b) earthquake. c) mountain. d) volcano.
Answers: 2
Chemistry, 22.06.2019 12:20, missayers172
Achemistry student weighs out 0.306 g of citric acid (h3c6h5o7), a triprotic acid, into a 250 ml volumetric flask and dilutes to the mark with distilled water. he plans to titrate the acid with 0.1000 m naoh solution. calculate the volume of naoh solution the student will need to add to reach the final equivalence point. be sure your answer has the correct number of significant digits.
Answers: 3
Chemistry, 23.06.2019 01:00, tjeffers90028
Iron (fe) reacts with copper sulfate (cuso4) to form iron (ii) sulfate. in this reaction, cu2+ gains electrons to form cu. which statement is true about this reaction? fe(s) + cuso4(aq) → feso4(aq) + cu(s)
Answers: 3
Astudent took the weighted average of the isotopes that make up one element. what was the student tr...
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