The number-average molecular weight of poly(acrylonitrile-butadiene) alternating copolymer is 1055145 g/mol. determine the average total number of acrylonitrile and butadiene repeat units per molecule key in your answer as the whole number only. avoiding round-off error by using all the numbers during intermediate steps.

Which element is the least metallic between cadmium, silver, zinc, or iron?

Skills of homo sapiens were found an excavation. the skulls were preserved because the bodies were frozen. so, these fossils are (blank) fossils. the image shows the evolution of skulls beginning 2 to 3 million years ago. based on the image, modern human skulls(blank) ape skulls.

What happens when an atom of sulfur combines with two atoms of chlorine to produce sci2? a. each chlorine atom shares a pair of electrons with the sulfur atom. b. an electron is transferred from each chlorine atom to the sulfur atom. c. an electron is transferred from the sulfur atom to each chlorine atom. d. each chlorine atom shares all its valence electrons with the sulfur atom.