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

Find the circumference of the circle. Use 3.14 for pi round the nearest hundredth rig necessary. 30 in the circumference of the circle is abt something in
what are the three challenges you might face at post schooling that you would turn into an opportunity​
please help me A bumblebee visits 14 flowers in 38 minutes to collect pollen. A butterfly's progress in visiting flowers is shown in the table. Which insect is
How did the israelites end up in egypt?
When driving in England, Brian drove through several speed cameras. On one drive, Brian left his hotel and after 7 minutes he was 2.5 km away and at that moment
in a tabular form state the sources, functions and deficiency of fat soluble vitamins​
18. The distance that a freely falling object falls varies directly as the square of the time it falls. If the object falls 400 feet in 5 seconds, how far does
my friend hails from a country which does not share boundary with India. Identify the country. 1.Bhutan 2. Bangladesh 3. Tajikistan 4. Nepal
Please help me with this
5.How can we ensure increase in crop yield?please I answer me I will mark you brainlest ​