pres04rainn pres04rainn

02-02-2020
Chemistry

contestada

How many molecules are there in 0.250 moles of oxygen?

Respuesta :

Noahkiely Noahkiely

02-02-2020

Answer:

1.505 x 10^23

Explanation:

0.25 moles 02 = 32÷4 = 8grams.

0.25(6.02 x 10^23) avogadros constant = 1.505 x 10^23 molecules 02

Answer Link

Otras preguntas

Which of the following digits could replace the □ in the tens place to make this statement true? 88,5□1 rounds to 88,500 if we round to the nearest hundred. cho

Ok I got 8 and I know it is wrong someone please help me

What are the zeros of the function 3(x+3)-4?

. Let f(x) = x2 and g(x) = x − 3. Evaluate (g ∘ f)(−2). 1 7 20 −20

which claim does the map most support?

Please please help me

What narrative technique is used in the following excerpt: One minister, Thomas Weld, reported that her "custom was for her scholars to propound questions and s

Solve for x. x2 - 2x - 24 = 0 A. -4, -6 B. -4, 6 C. 2, -6 D. 4, 6 Reset Next

help asap thanks!!!!

In temperate zones, in which direction do winds blow? east to west west to east north to south south to north