Answer:
0.015 mol HCL
Explanation:
Molarity = moles solute/liters solution
Step 1: Define variables
M = 0.200
L = 75.0 mL
m = unknown, x
Step 2: Convert mL to L
1000 mL = 1 L
75.0 mL/1000 mL = 0.075 L
Step 3: Substitute
0.200 M = x mol/0.075 L
Step 4: Find x
x = 0.015 mol HCL
