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

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

when we look at a leaf, we see the colors of light that are reflected off its surface. how does the relatively low flow of oxygen in green light?

How did the Declaration of Independence change the nature of the American Revolution?

a soccer team played 160 games and won 65% of them. how many did they win?

Fragment in this sentenceWith her heavy dictonary, Donna thumps the top other ancient computer monitor. Whenever the color tint flickers from normal to sickly

Newtons third law of motion is also known as the law of ?

Simplify (7-5i)(-3+9i)-(5+6i)^2

How did the depression affect women and children?

Luke made a model that has 1 circular base and 1 curved surface.what solid figure did he make

1. How does the friction affect forward motion? Give an example. 2. Describe two ways to change the frictional force between two solids surfaces. Change t

Why did president Washington want the United States to remain neutral