An extraction is performed using a separatory funnel that contains water, dichloromethane, and chloroform. Refer to a table containing the densities of these solvents. Select the correct statement regarding the solvent layers. a. Dichloromethane will be the middle layer. b. Chloroform will be the top layer. c. The water layer will be the top layer. d. There will be three layers.

The minerals found in bones are deposited by living cells called

The number of moles of a given mass of a substance can be found without knowing its molecular formula or molar mass. true false

Astudent states that 9.0 g of baking soda will form an unsaturated solution in 100 g of water. what do you need to know to decide whether this statement is correct? a. the temperature of the water and the molar mass of baking soda b. the percent by volume of the solution and the solubility of baking soda c. the temperature of the water and the solubility of baking soda at that temperature