1. Compute the relative speed of diffusion of ethene (MM = 28.0 g/mol) to phosgene (MM =
98.9 g/mol):

Which of the following shapes would represent a molecule with two bonded atoms and 3 lone pairs on only one of them , trigonal planar , bent , trigonal pyramidal , linear

May someone me with these science questions

Pastoral farming is best described as a. a method of raising livestock and moving herds b. an african method of agriculture c. a method of cultivating crops on poor soils d. a common method of desert farming select the best answer from the choices provided a b c d