Question

Arrange in place value chart and Subtract ----

      2 kg 3 hg 4 dag 5 g  from  7 kg 4 hg 9 dag 5 g

  5 kg 1hg 5 dag

  5 kg 2 hg 5 dag 5 g

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Answer 1

Step-by-step explanation:

The ozone layer or ozone shield is a region of Earth's stratosphere that absorbs most of the Sun's ultraviolet radiation. It contains a high concentration of ozone (O3) in relation to other parts of the atmosphere, although still small in relation to other gases in the stratosphere.