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

According to Thomas Hobbes concept of the social contract what do people exhange for protection by the government ?

What was the 1787 constitutional convention? PLEASE HELP!!!

Miguel bought a movie ticket that cost $5. he also bought popcorn and a bottle of water. How much did Miguel spend altogether?

"The man held steadily on. He was not much given to thinking, and just then particularly he had nothing to think about save that he would eat lunch at the forks

In a democratic government, every citizen __________. A. shares the wealth of the country equally B. shares the decision-making authority C. does not have an

State two physical properties of ionic compound

Which rhetorical device is used in this excerpt from "The Danger of Lying in Bed" by Mark Twain? "If I am going to travel by rail I shan't need it. Lying at h

What is y=3x-2 ? PLEASE HELP!!!

graph the equation by plotting point x=2

Joseph Haydn Pet Store offers wide variety of leashes for dogs. The store purchases one popular type of leash from its manufacturer for $4.38 each. Joseph Haydn