A 1.70 m3 container holds a sample of O2 gas. At 294 K the pressure of the container is 1.08 x 105 Pa. How many moles of O2 are in the container?
A 1.70 m3 container holds a sample of O2 gas. At 294 K the pressure of the container is 1.08 x 105 Pa. How many moles of O2 are in the container?
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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1. A 1.70 m3 container holds a sample of O2 gas. At 294 K the pressure of the container is 1.08 x 105 Pa. How many moles of O2 are in the container?
(Enter your answer as a number only)
2.
Classify each of the following substances, in the solid state, as molecular, ionic, covalent network or metallic.
| Substance | Appearance | Melting Pt. (°C) | Boiling Pt. (°C) | Conducts as solid | Conducts as liquid |
|---|---|---|---|---|---|
| A | grey | 795 | 3468 | yes | yes |
| B | colorless crystals | 87 | 220 | no | no |
| C | colorless crystals | 1713 | 2230 | no | no |
| D | yellowish hexagonal crystal | 740 | 1100 | no | yes |
A
B
D
C
| 1. |
metallic |
| 2. |
molecular |
| 3. |
covalent network |
| 4. |
ionic |
what is
A
B
C
D
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