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Calculate the amount of benzoic acid (C6H5COOH) required for preparing 250 mL of 0.15 M solution in methanol.
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Search for long-lived particles decaying into muon pairs in proton-proton collisions at $ \sqrt{s} $ = 13 TeV collected with a dedicated high-rate data stream - CERN Document Server
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The resistance of a rectangular block of copper of dimensions 2 mm × 2 mm × 5 m between two square faces is 0.02 Ω. What is the resistivity of copper? ( 1) 1.6 × 10–8 Ω (2) 1.6 × 10–6 Ω m (3) 1.6 × 10–8 Ω m (4) Zero
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