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A perfectly competitive painted necktie industry has a large number of potential entrants. Each firm has an identical cost structure such that long-run average cost is minimized at an output of 20 units. The minimum average cost is $10 per unit. Total mar...

i need to factorise 4 cos squared theta + 2 cos theta - 1

Cl2 + 2koh-->kcl _kclo +H2O 3KClo-->2Kcl+kclo3 4kclo3-->3kclo4 +kcl what mass of cl2 (g) is required to make 234g kclo4

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