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Author Question: The existence of electrons in atoms of all elements was demonstrated by (Read 57 times)

Medesa

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  • Posts: 507
on: Feb 15, 2020

Question 1

Elements A and Q form two compounds. The ratio (mass Q)/(mass A) for compound one is 0.271 and ratio (mass Q)/(mass A) for compound two is 0.362. If compound one has the chemical formula AQ, what is the chemical formula for compound two?
◦ A2Q3
◦ AQ2
◦ A3Q4
◦ AQ3

Question 2

The existence of electrons in atoms of all elements was demonstrated by
◦ Millikan's oil drop experiment.
◦ Rutherford's gold foil experiment.
◦ Thomson's cathode ray tube experiment.
◦ None of these
Chemistry ¦ McMurry, Fay, Robinson ¦ 7th Edition
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Marked as best answer by Medesa on Feb 15, 2020

mcabuhat

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Reply #1 on: Feb 15, 2020
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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Medesa

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Reply 2 on: Feb 15, 2020
Gracias!

bitingbit

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Reply 3 on: Yesterday
Excellent

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