Question

8) 20 mL of 0.2 M NaOH is mixed with 35 mL of
0.1 M NaOH solution. The solution is now diluted
to 100 mL. 40 mL of this dilute solution reacts
with 10% impure sample of oxalic acid
(H2C204). The mass of impure sample is:
a) 0.30 g
b) 0.15 g
c) 0.21 g
d) 0.105 g​

Answer 1

HLO MATE HERE U GO

⭐. OPTION C ✔✔✔