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jarptica [38.1K]
3 years ago
12

How much energy is released when carbon dioxide is created

Chemistry
2 answers:
Blababa [14]3 years ago
8 0
How much energy is released when carbon dioxide is created
maria [59]3 years ago
5 0

Based on that ratio, and assuming complete combustion, 1 pound of carbon combines with 2.667 pounds of oxygen to produce 3.667 pounds of carbon dioxide. For example, coal with a carbon content of 78 percent and a heating value of 14,000 Btu per pound emits about 204.3 pounds of carbon dioxide per million Btu when completely burned.

Explanation:

hope this helps

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5. There is no water cycle where it is cold.<br> O true<br> O false
Archy [21]

Answer:

False

Explanation:

There is a water cycle wherever there is water. If it is cold, the water cycle will just be very slow.

5 0
3 years ago
This patient has a bone density of 820mg/cm3. What is the volume of a 25g sample?
mamaluj [8]

<u>Answer:</u> The volume of bone for given sample is 30.49cm^3

<u>Explanation:</u>

To calculate volume of a substance, we use the equation:

\text{Density of substance}=\frac{\text{Mass of substance}}{\text{Volume of substance}}

Density of bone = 820mg/cm^3=0.82g/cm^3      (Conversion factor:  1 g = 1000 mg)

Mass of bone = 25 g

Putting values in above equation, we get:

0.82g/cm^3=\frac{25g}{\text{Volume of bone}}\\\\\text{Volume of bone}=30.49cm^3

Hence, the volume of bone for given sample is 30.49cm^3

3 0
4 years ago
10.0 mL of a HF solution was titrated with a 0.120 N solution of KOH; 29.6 mL of
Ilia_Sergeevich [38]

Answer:

0.355 N of HF

Explanation:

The titration reaction of HF with KOH is:

HF + KOH → H₂O + KF

<em>Where 1 mole of HF reacts per mole of KOH</em>

<em />

Moles of KOH are:

0.0296L × (0.120 equivalents / L) = 3.552x10⁻³ equivalents of KOH = equivalents of HF.

As volume of the titrated solution was 10.0mL, normality of HF solution is:

3.552x10⁻³ equivalents of HF / 0.010L =<em> 0.355 N of HF</em>

3 0
3 years ago
A mountain climber ascends a mountain to its peak. The peak is 12,740 ft avove sea level. The climber then decends 200 ft to mee
Luda [366]
A^2 + b^ = c^2

peak is 12,740, that's the highest point. the climber goes down so the leg is 200 then solve
3 0
3 years ago
What tool do we use to measure volume
Strike441 [17]

Answer:

Beakers

Explanation:

5 0
3 years ago
Read 2 more answers
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