Mathematics, 29.09.2019 14:50 allenpaietonp9v8sv
One mole of a chemical element contains approximately 6.02 × 1023 atoms. how many atoms are present in 4.6 × 104 moles of oxygen? represent the answer in scientific notation. round so the first factor goes to the hundredths place.
a.
2.77 × 10^27 atoms
b.
2.77 × 10^28 atoms
c.
27.7 × 10^27 atoms
d.
27.7 × 10^28 atoms
Answers: 1
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Ming says that 0.24 > 1/4 because 0.24= 2/4. which best explains mings error
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You just purchased two coins at a price of $670 each. because one of the coins is more collectible, you believe that its value will increase at a rate of 7.1 percent per year, while you believe the second coin will only increase at 6.5 percent per year. if you are correct, how much more will the first coin be worth in 15 years?
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One mole of a chemical element contains approximately 6.02 × 1023 atoms. how many atoms are present...
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