Na₂CO_3(g) + 2HCl_(aq) → 2NaCl_(aq) + H₂O_(l) + CO_2(g)
How many moles of sodium trioxocarbonate (IV) are there in a 25 cm³ solution which required 10cm³ of 0.05 mol dm^-3 hydrochloric acid solution to neutralize it?

• A.1.000 mole
• B.0.100 mole
• C.0.010 mole`
• D.0.111 mole
• E.