2.0 cm3
5.0 cm3
6.8 cm3
8.3 cm3
Correct answer is A
2NaOH + H2SO4 → Na2SO4 + 2H2O
CaVa/CbVb = ratio of acid/ratio of base
(0.5 * Va)/(0.1 * 20) = 1/2
∴ Va = 2.0cm
What is the chemical symbol for Protactinium? ...
Figure 1 above shows part of the periodic Table which of the elements belongs to the p-block?...
The idea of planetary electron was that of ...
The empirical formula of a hydrocarbon containing 0.12 mole of carbon 0.3 mole of hydrogen is ...