The contour interval of a topographic map is 25 feet. how many contour lines will be drawn between sea level and an elevation of 150 feet? a. 3 b. 4 c. 5 d. 6

Two solutions of the same uv-absorbing molecule were analyzed by uv-vis spectroscopy on the same instrument using 1 cm pathlength cells. use data from the table to calculate by what percentage the concentration of solution b is compared to that of solution a.sample absorbance at 315nm a 0.45 b 0.80