Nêu phương pháp tách các chất trong hỗn hợp sau:
a. Nước có lẫn cát
b. Nước và dầu ăn
c....
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Chemistry, 21.06.2019 20:10
Which statement is true about the part of the electromagnetic spectrum that human eyes can detect? it contains only the colors of the rainbow and television waves. o it is divided into seven ranges of wavelengths. it contains ultraviolet, visible, and infrared light. it is divided into nine ranges of wavelengths.
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Acontainer holds 35.8 moles of gas under 10.0 atm of pressure at 70.0 c. what is the volume of the container?
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Identify arrows pointing to bonding electrons. done h-0-0-h ) intro
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