Discuss separately what happens to sodium carbonate decahydrate and anhydrous calcium chloride when they are placed in open air for about 60 minutes. Write the reaction equation of sodium

carbonate decahydrate

b. acid is the correct answer @jayxboof all social media

acid : acids are those which accepts an electron-pairs.

base : bases are those which donates ab electron-pairs.

alkali : it is a base that dissolves in water. it is basically a base and the ph greater than 7.

hydroxide ion : it is a poly-atomic ion which is negatively charged.

it should be all of them because it asks if you included all of those in your answer

explanation:

it is the most commonly accepted one