Air is the main reservoir of nitrogen. About 80 percent of the atmosphere is the nitrogen gas. Atoms of phosphorus are highly reactive. Therefore, phosphorus does not occur naturally in its elemental form. Most of the earth’s phosphorus is bonded to oxygen molecule as phosphate (PO 4 3- ).

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Chapter 46, Problem 12SQ

Summary Introduction

Concept introduction: Air is the main reservoir of nitrogen. About 80 percent of the atmosphere is the nitrogen gas. Atoms of phosphorus are highly reactive. Therefore, phosphorus does not occur naturally in its elemental form. Most of the earth’s phosphorus is bonded to oxygen molecule as phosphate (PO₄^3-).

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The main source(s) of hydrogen and oxygen for plants is (are)____ . a. soil and air c. water and fertilizer b. water and soil d. water and air

Answer 2

Question

Chapter 46, Problem 12SQ

Summary Introduction

Concept introduction: Air is the main reservoir of nitrogen. About 80 percent of the atmosphere is the nitrogen gas. Atoms of phosphorus are highly reactive. Therefore, phosphorus does not occur naturally in its elemental form. Most of the earth’s phosphorus is bonded to oxygen molecule as phosphate (PO₄^3-).

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Answer 3

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Chapter 46, Problem 12SQ

Summary Introduction

Concept introduction: Air is the main reservoir of nitrogen. About 80 percent of the atmosphere is the nitrogen gas. Atoms of phosphorus are highly reactive. Therefore, phosphorus does not occur naturally in its elemental form. Most of the earth’s phosphorus is bonded to oxygen molecule as phosphate (PO₄^3-).

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Answer 4

Question

Chapter 46, Problem 12SQ

Summary Introduction

Concept introduction: Air is the main reservoir of nitrogen. About 80 percent of the atmosphere is the nitrogen gas. Atoms of phosphorus are highly reactive. Therefore, phosphorus does not occur naturally in its elemental form. Most of the earth’s phosphorus is bonded to oxygen molecule as phosphate (PO₄^3-).

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Answer 5

Chapter 46, Problem 12SQ

Summary Introduction

Concept introduction: Air is the main reservoir of nitrogen. About 80 percent of the atmosphere is the nitrogen gas. Atoms of phosphorus are highly reactive. Therefore, phosphorus does not occur naturally in its elemental form. Most of the earth’s phosphorus is bonded to oxygen molecule as phosphate (PO₄^3-).

Answer 6

Chapter 46, Problem 12SQ

Summary Introduction

Concept introduction: Air is the main reservoir of nitrogen. About 80 percent of the atmosphere is the nitrogen gas. Atoms of phosphorus are highly reactive. Therefore, phosphorus does not occur naturally in its elemental form. Most of the earth’s phosphorus is bonded to oxygen molecule as phosphate (PO₄^3-).

Answer 7

Chapter 46, Problem 12SQ

Summary Introduction

Concept introduction: Air is the main reservoir of nitrogen. About 80 percent of the atmosphere is the nitrogen gas. Atoms of phosphorus are highly reactive. Therefore, phosphorus does not occur naturally in its elemental form. Most of the earth’s phosphorus is bonded to oxygen molecule as phosphate (PO₄^3-).

Answer 8

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Answer 11

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Air is the main reservoir of nitrogen. About 80 percent of the atmosphere is the nitrogen gas. Atoms of phosphorus are highly reactive. Therefore, phosphorus does not occur naturally in its elemental form. Most of the earth’s phosphorus is bonded to oxygen molecule as phosphate (PO 4 3- ).

Solution Summary: The author explains that plant growth requires uptake of nitrogen and phosphorus.

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