Chemistry, 18.09.2021 05:20 skyrileycasting
Read the paragraph, and then answer the question.
Coal is a black, hard substance formed from the remains of living things that existed a long time ago. The remains were buried and exposed to pressure and temperature underneath Earth’s surface. Over time, these remains solidified.
Which of the spheres interact in the formation of coal? Check all that apply.
H atmosphere
I biosphere
J cryosphere
K geosphere
L hydrosphere
Answers: 1
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In a reaction (at equilibrium) that makes more moles of gas than it consumes, what is the effect of increasing the pressure?
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What is the ph of a solution that has a hydrogen ion concentration of 1.0 * 10 -9 m?
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Read the paragraph, and then answer the question.
Coal is a black, hard substance formed from the...
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