[leehung]

titration-hydrochloric acid and sodium carbonate
i would like to ask
why are sodium hydroxide and hydrated sodium carbonate not suitable to be used as'primary standard'?and why anhydrous sodium carbonate can be use?
THX^^

[Alberto_Kravina]

a.) Read forum rules

b.) Think about how sodium hydroxide (solid) can react with CO₂ and with water from the air

c.) What are the required properties of a "primary standard"?

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