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일반화학/[03장] 화학량론

H2O와 CH4의 몰비는 6 mol H2O / 2 mol CH4

by 영원파란 2023. 4. 28.

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H2O와 CH4의 몰비는 6 mol H2O / 2 mol CH4

 

 

H2O와 CH4의 몰비는 6 mol H2O / 2 mol CH4 이다.

2CH4 + 3O2 + 2NH3 → 2HCN + 6H2O

 

 

The equation representing the reaction used for

the commercial preparation of hydrogen cyanide is

2CH4 + 3O2 + 2NH3 → 2HCN + 6H2O

Based on this equation,

which of the following statements are correct?

Rewrite incorrect statements to make them correct.

a) Three moles of O2 are required for 2 mol of NH3.

b) Twelve moles of HCN are produced

for every 16 mol of O2 that react.

c) The mole ratio between H2O and CH4 is

6 mol H2O / 2 mol CH4

d) When 12 mol of HCN are produced,

4 mol of H2O will be formed.

e) When 10 mol of CH4, 10 mol of O2, and 10 mol of NH3

are mixed and reacted, O2 is the limiting reactant.

f) When 3 mol each of CH4, O2, and NH3

are mixed and reacted, 3 mol of HCN will be produced.

 

---------------------------------------------------

 

2CH4 + 3O2 + 2NH3 → 2HCN + 6H2O

 

CH4 : H2O = 2 : 6 계수비(= 몰수비) 이므로,

H2O와 CH4의 몰비는

6 mol H2O / 2 mol CH4 이다.

 

 

 

답: 6 mol H2O / 2 mol CH4

 

 

 

 

[키워드] 6 mol H2O / 2 mol CH4 2CH4 + 3O2 + 2NH3 → 2HCN + 6H2O

 

 

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