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TIME REMAININ
59:15
About how long ago did our solar system start to form?
O About 5 million years ago
O About 14 million years ago
About 5 billion years ago
O About 14 billion years ago

Which of the following does not describe a physical property of iron? a iron is silvery-white or gray in color. b iron has a boiling point of about 3,000°c. c iron is a magnetic element . d iron and sulfur react to form iron sulfide.

Describe the relationship between isotonic solutions, equilibrium, and water movement into and out of a cell.

Injuries in the environment are a result of