aFany1Mocatxx
aFany1Mocatxx aFany1Mocatxx
  • 23-06-2016
  • Chemistry
contestada

The molar mass of magnesium (Mg) is 24.30 g/mol. There are 6.02 x 10^23 atoms in 1 mol. How many atoms are present in 48.60 g of Mg?

Respuesta :

JoshEast
JoshEast JoshEast
  • 24-06-2016
Atoms of Mg  =  mol  *  L
   
     mol of Mg =  [tex] \frac{MASS}{MOLAR MASS} [/tex]
 
                      =  [tex] \frac{48.60 g}{24.30 g / mol} [/tex]
    
                      =  2 mol

∴ atoms of Mg  =  2 mol  *  ( 6.02  x  10²³)
                         =  1.204  x  10²⁴


Answer Link

Otras preguntas

How can you prevent cyber bullying?
The point (3,0) lies on a circle with the center at the origin. What is the area of the circle to the nearest hundredth?
y^2-14y=0 solve the quadratic equation with steps please
Which events of 1943 helped make an Allied victory possible? Choose all answers that are correct. A. The atomic bomb was developed, tested, and used. B. U.S. in
Two substances in a mixture differ in density and particle size. These properties can be used to 1) seperate the substances 2) chemically combine the substance
Find the value of n such that x^2-19x+n is a perfect square trinomial. Answer choices: A. -19/2 B. 361/4 C. 361 D. 361/2
who is Jose San Martin?
Magnets are often fitted to the doors of refrigerators and cupboards WHY?
What different opinions emerged toward Henry clays compromise of 1850
What is 1/6 plus 1/6