hiiiiii33jj hiiiiii33jj

24-07-2018
Chemistry

contestada

CHEM HELP PLEASE (:

How many grams do
1.3 x 10^21 atoms of sodium weigh?

Respuesta :

Plasmataco Plasmataco

24-07-2018

1.3 x 10^21 atoms Na is 4.63230769231 mol Na

4.63230769231 mol Na * 23g/mol Na = 106.543076923g

Answer Link

Otras preguntas

Verbs in the progressive form usually end with the letters

A small object with mass 3.95 kg moves counterclockwise with constant speed 1.65 rad/s in a circle of radius 2.95 m centered at the origin. It starts at the poi

Jacob is cutting a tile in the shape of a parallelogram. Two opposite angles have measures of (6n − 70)° and (2n + 10)°. What are the two different angle measur

Help me please, I'm stuck

Quick please!! What’s the distance between the following points?

A block and tackle machine is used to raise 300 kg grand piano a vertical distance of 12.5 m. If the efficiency of the block and tackle machine is 0.80, how muc

Please look at the attachment.

find the slope of this line

How is the word savage used differently in chapter 10 of lord of the flies then before?

A see-saw is balanced on its midpoint. A 22.4 kg kid sits on the left, 1.75 m from the axis. A second kid sits on the other side, 1.22 m from the axis. What is