Answer: a
Explanation:
Industry uses only about 18% while the others use around 70-90% of water.
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Answer:
1st answer: A. nitrogen
2nd answer: A. Sodium carbonate
Explanation:
To know the density you also need to know the volume of the rock.
Answer: The correct option is, They are different units of concentration.
Explanation: Molarity : It is defined as the number of moles of solute present in one liter of solution.
