Chemistry, 04.02.2020 06:52 aracely11140
How does a concave lens differ from a convex lens? a) a convex lens is another way to describe a plane mirror; a concave lens is curved. b) a concave lens us curved inward on both sides; a convex lens is curved on only one side. c) a convex lens has a thick center and thin edges; a concave lens has a thin center and thicker edges. d) a convex lens has a thin center and thick edges; a concave lens has a thick center and thiner edges.
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Chemistry, 21.06.2019 22:30
Check the correct box to describe the periodic trends in electronegativity. electronegativity across a period: decreases. increases. electronegativity down a group: decreases. increases.
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Chemistry, 22.06.2019 03:40
Kc = 0.040 for the system below at 450oc. if a reaction is initiated with 0.40 mole of cl2 and 0.40 mole of pcl3 in a 2.0 liter container, what is the equilibrium concentration of cl2 in the same system? pcl5(g) ⇄ pcl3(g) + cl2(g)
Answers: 3
How does a concave lens differ from a convex lens? a) a convex lens is another way to describe a pl...
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