This would be C. A car rusting
Answer:
Explanation: A yellow precipitate o lead iodide is formed. see equation of reaction below:
→ 
Th PbI2 is the insoluble yellow precipitate
Configuration of carbon is 1s2 2s2 2p2 and the rest of all is correct
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Answer:

Explanation:
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In this case, given the T-V variation, we understand it is possible to apply the Charles' law as shown below:

Thus, since we are interested in the initial temperature, we can solve for T1, plug in the volumes and use T2 in kelvins:

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