345345345435 345345345435
  • 03-05-2022
  • Chemistry
contestada

How many particles are in 0.645g of CaCl2

Respuesta :

jsimpson11000 jsimpson11000
  • 03-05-2022

Answer:

~ 3.5 x 10^21

Explanation:

Mole weight of Ca Cl2   ( from periodic table ) = ~~ 111 gm

.645 gm / 111 gm / mole   X  6.022 x 10^23  =

Answer Link

Otras preguntas

James buys 8 packages, each 20 mechanical pencils, and passes out 1/4 of then to his friends. Write and evaluate an expression to find out how many mechanical p
PLS HELP AND BE CORRECT ASAP WILL GIVE BRAINLY
ANYONEEEEEEEE PLSSSSS HELP ME I WENT STRAIGHT HOMER SIMPSONNNNNNNNNNNNNNN OVER HEREE!!!!!!!!
write some thing good in answer.Fro. there I will choose one and I will mark one person as a Brilliant.So write fast it is valid till 15 days.​
PLZZZ HELP ME I DON'T GET THISq
Why was Wilson's slogan "He Kept Us Out Of War" so effective?
Please I need help this is due tomorrow and I'm falling behind :(:
How would tariffs help Canadian goods better compete with similar foreign goods in Canadian markets? A. By Limiting The Availability of the foreign goods B. By
Solve the equation: 45n+60=285
why is pyramid is stable​