1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
olya-2409 [2.1K]
3 years ago
13

When 1mol of a gas burns at constant pressure, it produces 2430 j of heat and does 5 kj of work?

Chemistry
1 answer:
navik [9.2K]3 years ago
7 0
Convert  2430j  to  Kj  that  is  divide  by  1000 
2430/1000=2.430
delta  E  =Q+W
q is  the  heat  done  
w is  the  work done and  since  is work  is  done is by  the  system therefore  it  is  negative
w  is  therefore -5kj
q=-2.430
delta E =-2.430 + -5= -7.43kj/mol

You might be interested in
According to the reaction represented by the unbalanced equation above, how many moles of so2(g) are required to react completel
melomori [17]
2SO₂ + O₂ = 2SO₃

n(O₂)=1 mol

n(SO₂)=2n(O₂)

n(SO₂)=2 mol
6 0
3 years ago
The results of an investigation are the<br> (Blank)
jenyasd209 [6]

Answer: ending results

Explanation:

3 0
3 years ago
What do dipole-dipole forces do?
g100num [7]
An ion-dipole force is a type of intermolecular force in which forces of attraction or repulsion occur between neighboring ions, molecules or atoms.
3 0
3 years ago
Read 2 more answers
Los fenomenos fisicos son cambios permamentes en la materia?
alexgriva [62]

Answer:

Explanation:

Try English please

5 0
3 years ago
A 30-g car rolls from a hill 12 cm high and is traveling at 154 cm/s as it travels along a 275 cm horizontal track. What is the
Olegator [25]

Answer:

Explanation:

By definition, the momentum is given by:

p=m*v

Where,

m: car mass

v: speed of the car

Substituting the values in the given definition we have:

p=3*154

Answer:

the momentum of the car is:

4620g * cm/s

8 0
3 years ago
Other questions:
  • Could use some help on this one
    9·1 answer
  • How many atoms are in 45.6 g gold, Au
    15·1 answer
  • In which environment would the shell of an organism most likely be preserved as a fossil?
    15·2 answers
  • Francine makes several measurements of the mass of a metal block. The data set is shown in the table below. Measurement Mass of
    13·2 answers
  • Which electron dot diagram represents h2
    7·1 answer
  • 45.761 g - 42.98 = ___________
    12·2 answers
  • After stirring the sugar you added to some hot tea, the sugar disappears but the tea tastes sweet.
    6·1 answer
  • C. A paramecium is a single-celled organism that lives in ponds. It travels at a rate of 2,000 micrometers per second. What is t
    5·1 answer
  • For the following reaction, 4.77 grams of carbon (graphite) are allowed to react with 16.4 grams of oxygen gas.
    14·1 answer
  • Oxidation number of Ni in Ni(CO)4 is​
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!