Answer:
100 windows or 10 to the tenth power
Explanation:
im a little confused about your wording but i think this is it
Edmund Kells constructed his own x-ray machine.
Books that are surrounded by oxygen will turn yellow, so basically, all books since oxygen is constantly surrounding us. Oxygen-rich conditions are very bad for paper, which gives them the yellow tiny. This is actually called lignin oxidation! Lignin oxidation gives it a yellow or brown colour as you said. Yellow comes first, then brown after.
I hope this helped a bit! :)
Answer: I dont understand the question may you post it over.
Explanation:
Cause: I’ve eaten extremely unhealthy my whole life. Effect: I have diabetes