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Ivenika [448]
3 years ago
13

During steps 2–5, the

Chemistry
2 answers:
Jobisdone [24]3 years ago
6 0

Answer:

Other guy is wrong

Explanation:

-3 + 2 = -1, not -3

ozzi3 years ago
3 0

Answer:

-3

Explanation:

2-5

subtract 2 from 5

so

2-5= -3

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Mkey [24]
Answer:
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3 0
2 years ago
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Calculate the energy in joules. 245 Calories = _<br> joules
Lady bird [3.3K]

Answer:

1025.08

Explanation:

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3 years ago
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What is a characteristic of branched chained alkanes?
olga2289 [7]

C) They have more than two carbons that are bonded to only one other carbon

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3 years ago
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What volume of 10M sulfuric acid is needed to create 2L solution of<br> 7.5M?
Anvisha [2.4K]

Explanation: the answer to life the universe and everything is 42.

School doesnt matter

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8 0
3 years ago
Assume the alveolar radii are 0.05 and 0.07 mm towards the end of exhalation. Knowing that air flows from high to low pressures,
xeze [42]

Answer:

0.286 mN/m^2

Explanation:

Using Laplace's law of surface tension:

P=\frac{2T}{r}

where:

P = pressure

T = surface tension

r = radius

In the longer alveoli with radius of  0.07 mm = 0.07*10^{-2}m; we have:

P =  \frac{2*25mN/m}{0.07*10^{-2}m}

P = 0.714 mN/m^2

In the smaller alveoli with radius 0.05 mm = 0.05 * 10^{-2} m; we have:

P = \frac{2*25mN/m}{0.05*10^-2m}

P = 1.00 mN/m^2

The pressure difference can now be calculate as follows:

Pressure difference = (1.00 - 0.714)mN/m^2

Pressure difference = 0.286 mN/m^2

5 0
3 years ago
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