"Química" by John E. Mortimer is a comprehensive chemistry textbook that covers various topics in chemistry, including general chemistry, organic chemistry, and biochemistry.

"Química de Mortimer" is likely referring to a chemistry textbook written by Mortimer, but without more context, I assume you're referring to a general chemistry textbook. However, I found that there is a popular chemistry textbook called "Química" (Chemistry) by John E. Mortimer.

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