liftflip72 liftflip72
  • 14-11-2020
  • Chemistry
contestada

How many moles of Cu do you need to react with 12 moles of O2?
2Cu(s) + O2(g) 2CuO(s)

Respuesta :

Space
Space Space
  • 14-11-2020

Answer:

24 mol Cu

General Formulas and Concepts:

Chemistry

  • Stoichiometry

Explanation:

Step 1: Define

RxN: 2Cu (s) + O₂ (g) → 2CuO (s)

Given: 12 moles O₂

Step 2: Stoichiometry

[tex]12 \ mol \ O_2(\frac{2 \ mol \ Cu}{1 \ mol \ O_2} )[/tex] = 24 mol Cu

Step 3: Check

We are given 2 sig figs.

Our final answer is in 2 sig figs, so no need to round.

Answer Link

Otras preguntas

a machine has an efficiency of 80% how much work must be done on the machine so to make it to 50,000 jewels of output work
What two questions does analysis answer? a. how? why? b. Where? When? c. who? what? d. which? what?
The area of the base of a pyramid is 15 (square root 3)cm2. If the height of the pyramid is 4 cm, what is the volume of the pyramid? a. 20 cm3 b. 60 cm3 c. 120
a committee appointed for a particular or temporary purpose in either the house or the Senate is referred to as a
According to the second law of thermodynamics, energy tends to become more spread out. True False
The discovery of hammurabi's law code an important archaeological find because it
A book is sitting on a desk. What best describes the normal force acting on the book?
what is bigger 9/10 or 7/8
Why is the Hudson river so important to America history?
A charged atom or particle is called a(n) _______. a. muon b. ion c. isotope d. prion