Which method can be used to separate a mixture of ethanol and water into its component parts?
A. Distillation
B. Chromatography
C. Freezing
D. Filtering

Acylinder is filled with 2.00 moles of nitrogen, 3.00 moles of argon and 5.00 moles of helium. if the gas mixture is at stp, what is the partial pressure of the argon

50 pts plz what is the physical state of matter of baking soda.

If 1.8 l of water is added to 2.5l of a 7.0 molarity koh solution, what is the molarity of the new solution