pandapoohgirl148 pandapoohgirl148
  • 14-11-2020
  • Chemistry
contestada

how many moles of hydrogen are needed to produce 8 moles of methane CH4? C + H2-> CH4

Respuesta :

Space
Space Space
  • 14-11-2020

Answer:

20 mol H₂

General Formulas and Concepts:

Chem

  • Stoichiometry

Explanation:

Step 1: Define

RxN: C + H₂ → CH₄

8 moles CH₄

Step 2: Balance RxN

C + 2H₂ → CH₄

Step 3: Stoichiometry

[tex]8 \ mol \ CH_4(\frac{2 \ mol \ H_2}{1 \ mol \ CH_4} )[/tex] = 16 mol H₂

Step 4: Check

We are given 1 sig fig. Follow sig fig rules.

16 mol H₂ ≈ 20 mol H₂

Answer Link

Otras preguntas

A certain triangle has 30 angle and 60 angle which much be a true statement about the triangle
solve the world problem. the formula d = rt gives the distance traveled in time t at rate r. if a bicyclist rides for 2.3 hours and travels 41 miles, what was h
In two or more complete sentences describe at least two health benefits children could experience from the early detection of asthma?
HELP! can someone help me with this history problem pls?
D={1,2,3,4,5,6,7,8,9,10} E={2,3,5,7,11,13,19,23} F={4,8,12,16,20} encontrar D interseccion E, F diferencia D y D union(E union F)
Which is an example of a check on congressional power?
Which type of people did the Lowell factories hire? A) young boys B) young girls C) old women D) healthy men
Which improper fraction is equal to the mixed number 6/4/7 ?
How are slaves being described in the advertisement Great Sale of Slaves
What is the oldest form of genetic engineering? Selective breeding hybridization cloning recombinant DNA