Water in central Texas comes from the Edwards

Aquifer and tends to be hard. Which of the

following would you expect to find in this water?

O A. Carbon dioxide

O B. Calcium ions

O C. Biotic factors

O D. Oxygen gas

What's a shield volcano

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Water in central Texas comes from the Edwards Aquifer and tends to be hard. Which of the following would you expect to find in this water? O A. Carbon dioxide O B. Calcium ions O C. Biotic factors O D. Oxygen gas