goldenstate1239 goldenstate1239
  • 11-11-2018
  • Chemistry
contestada

How many moles are 1.20 x 1025 formula units of calcium iodide?

Respuesta :

znk
znk znk
  • 11-11-2018

Answer:

19.9 mol

Explanation:

Use Avogadro’s number to convert formula units of CaI₂ to moles of CaI₂.

1 mol CaI₂ ≡ 6.022 × 10²³ formula units CaI₂

Moles of CaI₂ = 1.20 × 10²⁵ × (1 /6.022 × 10²³)

Moles of CaI₂ = 19.9 mol

Answer Link

Otras preguntas

What was the Delian League? A. an organization of Greek women who supported the soldiers in their quest for victories over enemies B. a defensive alliance of Gr
What was the Delian League? A. an organization of Greek women who supported the soldiers in their quest for victories over enemies B. a defensive alliance of Gr
What are four physical changes a candle undergoes when a part of it is broken off?
Alg 1 Given the data set for the length of time a person has been jogging and the person's speed, hypothesize a relationship between the variables. a. I would
Stainless steel is an alloy of iron containing 5 percent nickel and 0.175 percent chromium. How many atoms of nickel are present in a 84 g sample of this alloy
where did most of the fighting in war 1812 took place
How to solve this???
On what basis did the U.S. government support slavery?
What is the percent mass/volume of sodium chloride solution made by dissolving 5.0 grams of sodium chloride in 40.0 ml of solution?
A sample of nitrogen gas, occupies a volume of 400ml at 2 atm pressure. What pressure must be applied to compare the gas to a volume of 200ml at constant temper