Mixtures, Solutions, and Solubility — Test Answers

Josh prepares a solution by mixing sodium nitrate and water. To calculate the molarity of the solution, Josh should calculate the moles of which substance, and why?

Which heterogeneous mixture contains large particles that can settle out or can be filtered?

Which is a characteristic of a homogeneous mixture that is a liquid?

Which statements are true of heterogeneous mixtures? 1) They settle out. 2) The proportions of solute to solvent may vary. 3) The solute is evenly distributed throughout. 4) They are composed of two solvents and two solutes.

How many grams of NaCl will be needed to form 600 milliliters of a saturated solution at 100 times degree C ?