calculate the percentage composition in terms of mass of a solution by mixing 100g of 30% solution of phosphorous pentachloride with 40% solution of phosphorous pentachloride?​

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 do limiting factors most affect population size? ostop population growthrestrict population growthincrease population sizeresult in positive impactso

Which activity describes an application of topographic maps? check all that apply. recreation, such as camping and hiking engineering, such as the construction of roads and buildings science, such as mapping stars in the sky business, such as analyzing population centers science, such as analyzing surface features