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The following data were collected for a phosphorescent paint being proposed for use in coating highways. Time...

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Chemistry

The following data were collected for a phosphorescent paintbeing proposed for use in coating highways.

Time (s)Intensity (lux)
101505
20745
30369
40183
5090
6045
7022
8011
905
1003

Calculate the half-life for the paint.

What is the intensity of the light at the 2nd half-life?

What is the intensity of the light at the 3rd half-life?

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