asiliverdis15 asiliverdis15

22-02-2022
Chemistry

contestada

How many iron atoms are in 7.890 g of iron?

Respuesta :

amakaolive amakaolive

22-02-2022

Answer:

mole = reactingmass = 7.890= 0.142 mol

molarmass 55.8

atoms = mol × alvagadro constant

0.142 × 6.02 × 10^23

=8.5484 × 10^22 Atoms

Answer Link

Otras preguntas

Who realized that fingerprints were unique to individuals? A) William Herschel B) Johann Mayer C) Jan Purkynĕ Which does the ratio of height to width indicate i

15. The solution to 2 × 27 will be what kind of number? A. Perfect square B. Even C. Odd D. Prime

Need help on geometry right answer only I’m giving out 25 point

How to find the width of a rectangle with perimeter and length fractions given?

Need help on geometry

Which of the following can you determine, when you use deduction and start from a given set of rules and conditions? A. What may be true B. What may be fa

Does political instability in developing countries also affect life in the united states

What agreement officially ended World War I and forced Germany to accept blame for the war? A. The Platt Agreement B. The Treaty of Versailles C. The

Bad at math... help please ):

What is meant by the notion of a critical period for language acquisition?