Answer:
= 0.658 M
Step-by-step explanation:
Molarity also known as concentration is given by the formula;
Concentration = Number of moles / Volume in liters
In this case;
Number of moles = 10.4 moles
Volume = 15.8 liters
Concentration = 10.4 moles/ 15.8 liters
= 0.658 moles/liter
= 0.658 M