Why are dissolved gases present in magma, but not lava?
A) The gases condense to form liquids once magma hits the earth's surface.
B) The gases escape once magma hits the earth's surface.
C) The gases combust once magma hits the earth's surface.
D) The gases crystallize once magma hits the earth's surface.
Answer: B
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Use Figure 23.3 to do the following work and answer the question.
What will be an ideal response?
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