Rolf prepares four solutions using different solutes as shown in the table below. Which solution is unsaturated?

Solution A
Solution B
Solution C
Solution D

Idon’t know how to solve this question

Ahypothesis must be testable and falsifiable to be considered scientific a. trueb. false

An unknown substance is a white solid at room temperature and has a melting point of 78 °c. which of the following substances is most likely to be the identity of the unknown sample? a. naphthalene, a molecular solid with the formula c10h8 b. silica, a network solid held together by covalent bonds with the formula sio2 c. calcium chloride, an ionic compound with the formula cacl2 d. water, an molecular compound with the formula h2o