A sample of crude oil contains 3.11 mM naphthalene, 10.8 mM methylnaphthalene, 23.4 mM dimethylnaphthalene, and 14.0 mM trimethylnaphthalene. What is the total number of moles of all naphthalene compounds combined in 100.0 mL of the oil

Which traits do human embryos have that link them to a common ancestor with fish and reptiles? a. scales and tail b. gill slits and scales c. tail and gill slits d. hair and tail

Which statement best describes the oxidation numbers of the atoms found in magnesium chloride? a. magnesium has a 2- oxidation number and chlorine has a 1+ oxidation number. b. magnesium has a 2- oxidation number and chlorine has a 2+ oxidation number. c. magnesium has a 2+ oxidation number and chlorine has a 1- oxidation number. d. magnesium has a 1+ oxidation number and chlorine has a 1- oxidation number.

If two objects at different te, peraure are in contact with each other what happens to their temperature