The average speed of a perfume - vapor molecule at room

Reference no: EM13460950

1. How many individual atoms are in a water molecule?

2. When a container of gas is heated, what happens to the average speed of its molecules?

3. The average speed of a perfume - vapor molecule at room temperature may be about 300 m/s, but you 'll find the speed at which the scent travel across the room in much less. Why?

4. A cat scrolls across your backyard. An hour later, a dog with his nose to the ground follows the trail of the cat. Explain this occurrence from a molecular point of view?

5. Your friend says that what makes one element disctinct from another is the number of electrons about the atomic nucleus. Do you agree wholeheartedly, partially, or not at all? Explain.

6. Why don't equal masses of golf balls and Ping-Pong balls contain the same number of balls?

7. How many atoms are in a molecule of ethanol, C2H6O?

8. A particular atom contains 29 electrons, 34 neutrons, and 29 protons. What is the identity of this element and its atomic number?

9. You could swallow a capsule of germanium without ill effects. But, if a proton were added to each of the germanium nuclei, you would not want to swallow the capsule. Why?

10. In what sense can you truthfully say that you are a part of every person in history? In what sense can you say that you will tangibly contribute to every person on Earth who will follow?

Reference no: EM13460950

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