[chindayz]

Our group are asked to plan and carry out an investifation to determine the basicity of the acid in sol, we need to find out its pH value and then to neutralize the soil and regular an idea pH value of the soil for growing hibiscus.

Can anyone tell me how to do that? By titration? How?


PS*
materials and apparatus:
Titration apparatus,
0.5 M NaoH(aq),
0.1M H2SO4(aq),
phenolphthalein,
methyl orange,
electronic balance,
pH meter,
filter paper,
funnel,
soil form flowerbed.