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

If x=3 and y=-2 and z=4, what is the value of 3x + 2y - z?
write the ratio 6 ft to 4yd as a fraction in simplest form.
Create the shortest poem ever in world history. This you do, your name could be on the Guiness World Records!
what are the similarities between insects and humans
make a short dialogue about the introduction!
Is this a good thesis statement for my essay? The Earth has many life-threatening problems caused by humans. One of these problems is the over-consumption of w
Why should mass not be represented by an arrow?
Jane likes to sunbathe She has read about risks from sunbathing and how to reduce them. She thinks she is not at risk from sunbathing because she has dark skin.
write the ratio as a fraction in simplest form. 16ft to 6yd
During a windstorm, part of the top of a flagpole breaks off. The broken top portion touches the ground at an angle of 65degrees 14feet from its base. How tall