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  1. E

    False or true...chemistry?

    1When an acid is added to water the pH gets lower. 2Fizzy water has an alkaline pH. 3pH increases with an increase in the hydroxide ion (OH-) concentration. 4The minimum pH value is 1.0 so there can't be 0.2 pH?
  2. E

    chemistry question.................................?

    4.Molecules of amino acids can be joined together to form long chains. a) What is the name of the bond formed? b) Write the structural formula when 2 molecules of 2-aminoethanoic acid combine to make a dipeptide
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