Question

Plz Help!

What volume of 1.0M NaOH is required to neutralize 30mL of 1.0M HCl?
a. 15mL
b. 45mL
c. 30mL
d. 10mL
e. 60mL

Answer 1

c. 30mL

Step-by-step explanation:

NaOH + HCl ---> H2O + NaCl

conc. = mol/vol

mol HCl = conc. x vol

= 1.0 x 30

= 30mol

mol NaOH = 30mol

vol. = mol/conc

= 30/1.0

= 30mL