For any experiment involving solvent extraction, which of the following solvent physical properties must be included in your lab notebook pre-lab write-up? this physical property is essential for proper layer identification after phase separation.

explanation: it gains negative electrons, therefore becoming negatively charged. as charge cannot be created, nor destroyed, only transferred, this leaves the wool positive. now that they have opposite charges, the two items attract.

the pseudoscience are like beliefs, theories, or like practices that are considered scientific

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