The water potential of interior plant 1 is: W = 8.314 * 313 / 18 * ln (0.95) = -7.42 units The water potential exterior leaf plant 1: W=8.314 *298 /18 ln (.50) = -95.41 The water potential of interior plant 2 is W =8.314 * 298 / 18 ln (.95) = -6.85 The water potential...