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DIA [1.3K]
2 years ago
11

Please help me with this homework

Chemistry
1 answer:
KengaRu [80]2 years ago
8 0

Answer:

The answer is C density.

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What needs to happen for the equation CH4 + O2 → CO2 + H2O to be balanced?
worty [1.4K]
B. This is because the Hydrogen and Oxygen need balanced out.

Current-

C-1            |        C-1
H-4            |         H-2
O-2            |         O-3


Adding a coefficient of 2 before oxygen in the reactants and H2O in the products would balance this equation

<span>CH4 + 2O2 → CO2 + 2H2O</span>
C-1            |        C-1
H-4            |         H-4
O-4            |        O-4


4 0
3 years ago
Which of the following pollutants could be reduced through proper maintenance and area ventilation to improve human health?
azamat

Answer:

Chimney soot

Explanation:

  • The periodicity of chimney used in homes is very highly harmful to human health.
  • If proper maintenance and cleanliness and ventilation are taken care of on such organic compounds, it can also control human health.
  • Carbon compounds form chimneys are highly harmful to human health if timber or coal-fired black chimney soot can be disposed of from time to time and with constant maintenance we can control pollution.
4 0
2 years ago
What the total charge of an atom with 8 protons 10 neutrons and 10 electrons?
Pavlova-9 [17]
O2- should be the answer
7 0
3 years ago
Read 2 more answers
¿Cuál de las siguientes reacciones se encuentra CORRECTAMENTE balanceada?
Svetach [21]

Answer:

opción c es la respuesta correcta espero que te ayude

4 0
3 years ago
I will mark brainliest if you are correct
alexgriva [62]

Answer:

The right answer to this is (b)

3 0
2 years ago
Read 2 more answers
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