Question

Q_ Exactly 0.2220 g of pure Na2CO3 was dissolved in 100 mL of 0.0731 M
HCI.
A) what mass in gram of CO2 was evolved?
B) What was the molarity of the xss Hcl or Na2CO3?​

Answer 1

Explanation:

a) Given:

Molarity of 

Volume of 

Mass of 

Now, calculate the moles of  and  .

Moles of 

Moles of