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All life on earth is carbon-based. Some people have suggested using silicon in carbon’s place for...

All life on earth is carbon-based. Some people have suggested using silicon in carbon’s place for life on other worlds. Do a little research on the web to find answers to the following questions.

8.         What are the atomic masses of carbon and silicon, respectively?

9.         Why is silicon a possible “replacement” for carbon?

10.       What are the difficulties with silicon playing carbon’s part? [Hint: look at the stability of silicon]

11.       Are there any other atoms that might be able to take the place of carbon? Explain your reasoning.

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