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Alika [10]
3 years ago
8

3. A sample of gas at STP has a volume of 5.0 L. How many

Chemistry
1 answer:
Helen [10]3 years ago
8 0

Answer:

A. 0.22 mol

Explanation:

Use the conversion factor 1 mol / 22.4 L of gas, which is true at STP.

5.0 L • (1 mol / 22.4 L) = 0.22 mol

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Answer:

267.57 kPa

Explanation:

Ideal gas law:

PV = n RT        R = 8.314462    L-kPa/K-mol

P (16.5) = 1.5 (8.314462)(354)       P = 267.57 kPa

8 0
2 years ago
Electron pair geometry and molecular geometry may be the same or may be different.
soldier1979 [14.2K]
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Answer:

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In total there are: 6+9+1+6 atoms, or a total of 22 atoms.

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