The chemical and breakdown products of herbicide DDT cause eggshell thinning and population declines in multiple North American and European bird of prey. They are remediated by 

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#Question id: 19573

#XL - P Chemistry

What form does nitrogen take in plants?

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#Question id: 19574

#XL - P Chemistry

What happens to the size of atoms in p-block elements when we move from left to right in the same period?

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#Question id: 19575

#XL - P Chemistry

When copper chips are exposed to concentrated nitric acid, which gas is produced?

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#Question id: 19576

#XL - P Chemistry

When ammonia is oxidized to form nitric acid, what catalyst is used?

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#Question id: 19577

#XL - P Chemistry

Which of the following statements about Hypophosphorous acid is incorrect?

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#Question id: 19578

#XL - P Chemistry

Which of the following compounds has an oxidation state of +5 phosphorus?