simrandeepnagra simrandeepnagra
  • 05-04-2020
  • Chemistry
contestada

a chemist weighed out 20.7 g of sodium . Calculate the number of moles of sodium she weighed out

Respuesta :

elliottou
elliottou elliottou
  • 05-04-2020

Answer:

about 0.9 mol

Explanation:

there are 22.990 g/mol of Na

20.7/22.99 = 0.900391 mol

about 0.9 mol

Answer Link

Otras preguntas

Which scientific term is defined as the rate at which work is accomplished? a. potential b. mechanics c. power d. energy
what times what equals 88
Archaea and eubacteria are primarily different in _____. genetic make-up and biochemistry size and shape method of reproduction symbiotic relationships
Select the correct adjective form for the sentence. Of the six of you, who here is the _____ person for the job? more competent most competent competentest most
A piece of music where one part echoes or imitates another part is known as what?
Two sides of a triangle are 6 m and 7 m. The perimeter of the triangle is 23 m. What's the third side?
what times what equals 88
What is (x-4)squared
Fusion reactions in red supergiants and supernovae create _____. heavy elements hydrogen helium dark energy dark matter
Solve this inequality 5p > -30