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?
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