Sunday
June 26, 2016

Posts by livingstone

Total # Posts: 2

chemistry
Calculate the mass of copper (ii) sulphate which needs to be used to prepare 500cm³ of a 0.1M solution.
March 16, 2016

chemistry
how to calculate the ph level of 2.5g NaOH, 2g H2SO4 and 1.5g ethenoic acid in water? Each compound being put in a liter of water.
August 17, 2013

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