Put approx. 10 mL of vinegar (HC2H3O2) in a short glass bottle and add 1 piece of rust-free small iron nail. Write your observation after 24 hours. A. Results and observation: В. С. C. Calculation. Determine how much vinegar (HC2H3O2) in gal. is required to react with an iron nail to produce 32.5 g of hydrogen. The density of HC2H3O is1.053 g/mL.

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