PLEASE HELP NOTES DUE TODAY !!
1. What are the charges of
subatomic particles?
2....
Chemistry, 14.12.2020 20:10 lacyfigueroa
PLEASE HELP NOTES DUE TODAY !!
1. What are the charges of
subatomic particles?
2. Which particles stay within the nucleus and make up most of the mass?
3. Describe the movement of electrons.
4. Describe how the charges of the subatomic particles interact with one another.
5. Describe the forces weighing the nucleus.
6. When is the overall charge of an atom neutral?
7. How can an atom become positron charged?
8. Define ion
9. How can an atom become negatively charged?
10. Explain the differences in charges and masses, if any, for atoms with different number of neutrons.
11. Define isotope.
12. Explain why the number of protons of an atom from a specific element cannot change.
Answers: 2
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Which statement describes james chadwick’s discovery.
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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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