Read the passage: Show-and-tell was a mandatory part of class when I was in fourth grade. I cannot even tell you how annoying it was. My house, when I was growing up, was a square box with small windows and yellow chipped paint. I wore clothing that my cousins had grown out of, or that my mother bought at discount stores. I had a few toys, but nothing shiny or electronic. I never went on vacations except to Cincinnati, and Harrisburg, Pennsylvania one time.

What can we infer about the narrator?

They traveled around a lot.
They did not have a lot of money.
They are from Cincinnati.
They like the color yellow.

What is the percent composition of ca(oh)2? 37.7% ca, 53.0% o, and 10.3% h 45.5% ca, 38.2% o, and 16.3% h 54.0% ca, 43.0% o, and 2.7% h 64.7% ca, 27.0% o, and 8.3% h

What is the molar mass of ca(cio4)2

How do cfcs cause ozone depletion? how do cfcs cause ozone depletion? ultraviolet radiation breaks down cfcs, molecules containing chlorine. chlorine then breaks one oxygen atom away from ozone, leaving behind a paired oxygen molecule. ultraviolet radiation breaks down cfcs, molecules containing chlorine. chlorine then breaks two oxygen atoms away from ozone, leaving behind a paired oxygen molecule. ultraviolet radiation creates cfcs, molecules containing chlorine. chlorine then breaks two oxygen atoms away from ozone, leaving behind a paired oxygen molecule. ultraviolet radiation creates cfcs, molecules containing chlorine. chlorine then breaks one oxygen atom away from ozone, leaving behind a paired oxygen molecule.