Yahoo Answers is shutting down on May 4th, 2021 (Eastern Time) and beginning April 20th, 2021 (Eastern Time) the Yahoo Answers website will be in read-only mode. There will be no changes to other Yahoo properties or services, or your Yahoo account. You can find more information about the Yahoo Answers shutdown and how to download your data on this help page.

Trending News

Promoted
Prince N
Prince N asked in Science & MathematicsChemistry · 1 decade ago

Please, for any one who is Very good at chemistry.?

volume of base = 25cm^3 Average titre = 22.5cm^3

Base= Na2CO3 (hydrated) Acid= HCl (0.1 mol/ dm^3)

If 7.8 g/dm^3 Na2CO3 solution was used as base,

-calculate the number of moles of water of crystallization of the Na2CO3.

(Na=23, C=12, O=6 H=1 Cl=35.5)

2 Answers

Relevance
  • ag_iitkgp
    Lv 7
    1 decade ago
    Favorite Answer

    Data required.

  • olispora
    1 decade ago

    are u sure u didnt make any mistakes typing this q.?

Still have questions? Get your answers by asking now.