The normal boiling point of a certain liquid x is 120.7°c , but when 58.66g of urea nh22co are dissolved in 950.g of x , it is found that the solution boils at 123.0°c instead. use this information to calculate the molal boiling point elevation constant kb of x .

The movement of tectonic plates and in two locations is described below: location a: tectonic played push together location b: tectonic plates push apart

Moving force of air flows from areas of high pressure to areas of low pressure true or false

The image compares the arrangement of electrons in two different neutral atoms. a figure labeled atom q has a shaded sphere at the center of three concentric circles. the innermost circle has two black spheres. the middle circle has six black spheres. to the left of this figure is another figure labeled atom p. atom p has a shaded sphere at the center of three concentric circles. the innermost circle has two black spheres. the middle circle has seven black spheres. which of the following best explains the position of the two atoms in the periodic table?