desteyness7547 desteyness7547
  • 01-07-2017
  • Chemistry
contestada

What mass of natural gas (ch4) must you burn to emit 272 kj of heat?

Respuesta :

CarlsenP
CarlsenP CarlsenP
  • 01-07-2017
CH4 + 2 O2 ---> CO2 + 2 H2O Q = 891,6 kJ / mol CH4

1 mol CH4 = 16 g

16 g ---- 891,6 kJ
x g ----- 272 kJ

x = 272 kJ × 16 g / 891,6 kJ = 4,88 g

You must burn 4,88 g of CH4.

:-) ;-)
Answer Link

Otras preguntas

How many prime numbers are there between 56 and 100?
A pizza with 2 toppings from Maria's Pizza Place costs $11.00.A pizza with 5 toppings from Maria's Pizza Place costs $14.75.Each topping at Maria's Pizza Place
How do you say little sister, little brother, older sister, and older brother in Korean? I hope someone who actually know Korean can answer this question.
The sales tax rate is 8%. Estimate the tax on a jacket that costs $69.95.
Which cells undergo cell division? a. prokaryotic cells only b. eukaryotic cells only c. cancer cells only d. both prokaryotic and eukaryotic cells
What is the average of 30, 40, and 80?
given: quadrilateral ABCD with ∠A= ∠C and BD the bisector ∠ABC prove: DB bisects ∠ADC
Can someone explain lesson 6.3 math boxes in everyday math regarding the missing numbers on the number lines
What caused the rise of military government in Japan?
What caused the rise of military government in Japan?