Calculate the molar concentration of the standard KIO3 solution (ii) Calculate the molar concentration of Na2S2O3 (iii) Using the initial volume and the end point volume, calculate the number of moles of Na2S2O3 added to the vitamin C solution for each trial of the analysis (vi) Calculate the moles of I3 - generated from IO3 - in Eq. 1 (p. V.111))

Two people each hold the end of a rope and create waves by moving their arms up and down. this wave is best classified as a transverse wave because a) both the rope particles and the wave are moving in the same direction. b) the wave is moving up and down as the particles of the rope move horizontally. c) the wave is moving horizontally as the particles of the rope move up and down. eliminate d) the wave is moving in a parallel direction with the motion of the person's arms.

How can the periodic table be used to predict the behavior of elements?

An unknown insoluble substance displaced the water shown. it's mass is indicated on the triple beam balance. mass = a. 694 b. 693.5 c. 693.0 d.693.8