Calculate the pH of 0.05 moldm−3 H2SO4
Calculate the pH of 0.05 moldm−3 H2SO4
1.30
1.12
1.00
0.30
Correct answer is C
Recall from pH formula pH = -Log [H+]
H2SO4 → 2H+ + SO42-
2H+ → 2 X0.05 = 0.1
pH= -Log [0.1] = 1
The air around smelting industries is likely to contain ...
Complete hydrogenation of ethyne yields? ...
MnO2(s) + xHCl(aq) → MnCl2(aq) + yH2O(l) + zCl2(g) In theequation above, what are the values of x...
Which of the following arrangements is in order of increasing ionization energy? ...