Complete each problem and include in your lab report with full solutions. Read the BACKGROUND from your manual if you need help. 1. Calculate the solute potential of a 0.1 M NaCl solution at 25°C. If the concentration of NaCl inside the plant cell is 0.15 M, which way will the water diffuse if the cell is placed into the 0.1 M NaCl solutions? 2. AP Chemistry: Rules for Significant Figures. After you get an answer on the AP Chemistry exam, make sure that you provide the correct number of significant figures in your answer. Here is a summary of the rules for assigning significant figures: Any nonzero digit is significant. Thus, 6.42 seconds (s) contains three significant figures.
May 03, 2011 · BIO.A.2.1 Describe how the unique properties of water support life on Earth. BIO.A.2.1.1 Describe the unique properties of water and how these properties support life on Earth (e.g., freezing point, high speciﬁ c heat, cohesion). 3.1.B.A8 3.1.B.A5 4.2.5.C Sample Exam Question Standard BIO.A.2.1.1 Which statement best describes an effect of the