If Mary adds 20g of salt to 150mL of water in beaker A and adds 20g of salt to 300mL of water in beaker B, which has the solution with the highest concentration?

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.

Adrop of acetone (nail polish remover) has a mass of 35 mg and a density of 0.788 g/cm3. what is its volume in cubic centimeters?

How do you convert 4 mmol of bromobenzene to ml?