pmpnfnp2fs pmpnfnp2fs

15-02-2022
Chemistry

contestada

How many atoms are there in 90.2 g of selenium?

Respuesta :

cwells2010 cwells2010

15-02-2022

Answer:First calculate the moles of selenium by multiplying the mass x molar mass 90.2 × 78.96 = 7122.2 moles. Number of moles multiplied by ...

Explanation:

Answer Link

Otras preguntas

explain what a plant produces in each of the 2 parts of its life cycle

what other adaptations could’ve helped the koalas as they evolved from land dwellers to tree dwellers

What did franklin Roosevelt hope to do with his square deal

(1) The last batter hit the ball outside the foul line. (2) The catcher ran to catch the ball and then threw it back to the pitcher. (3) The pitcher caught the

Carli made a photo book.she put 9 pictures on each page. She filled 6 pages with pictures of her trip to Fort Lauderdale and 4 pages with pictures of her trip t

An object in motion has __________ energy. (4 points) magnetic kinetic possible chemical

How does the kinetic energy of a substance's particles in the solid phase compare to their kinetic energy in the liquid phase? (2 points) The kinetic energy of

where does the energy come from to produce new molecules?

Determine any asymptotes (Horizontal, vertical or oblique). Find holes, intercepts and state it's domain. [tex]g(x) = \frac{(2x+1)(x-5)}{(x-5)(x+4)^{2} }[/tex]

The answer to the question