Chemistry, 19.05.2021 18:10, cakecake15
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7. How many atoms are in 0.250 moles of Rb? x 6.02x102 atoms
1 mol
8. How many moles are in 2.91 X 1022 atoms of He? X
1 mol
6.02 x 104 atoms
9. How many moles are in 1.23 X 1050 molecules of H,?
1 mol
6.02 x 10-molecules
10. How many moles are in 5.25 X 1025 atoms of Au? X
1 mol
6.02 x 1023 atoms
1 mol
11. How many moles are in 7.14 X 1035 molecules of O,? *
6.02 x 10-molecules
12. How many moles are in 8.11 X 1020 molecules of CH.? X
1 mol
6.02 x 1023
molecules
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Answers: 1
Chemistry, 22.06.2019 12:00, BreBreDoeCCx
Ageochemist examines a piece of metal that he found in the soil. he performs tests to identify the metal from its density, electrical conductivity, and melting point. which statement best describes his investigation? a. he is determining physical properties that are sufficient to identify the metal. b. he is determining chemical properties that are sufficient to identify the metal. c. he is determining physical properties that are insufficient to identify the metal. d. he is determining chemical properties that are insufficient to identify the metal.
Answers: 3
Chemistry, 22.06.2019 16:50, struckedblazing
Answer asap need it by wednesday morning calculate the ph of 0.02m hcl best answer will be brainliest
Answers: 1
Chemistry, 22.06.2019 18:00, tatemelliott
Which three statements represent the benefits of performing experiments using computer simulations?
Answers: 2
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7. How many atoms are in 0.250 moles of Rb? x 6.02x102 atoms
1 mol
...
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7. How many atoms are in 0.250 moles of Rb? x 6.02x102 atoms
1 mol
...
Chemistry, 18.06.2020 00:57
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