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Chemie

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Tvrdost sodíku, podle stupnice tvrdosti?
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Napište název sloučeniny CH3COONa

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Triviální název hydrogenuhličitanu sodného
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Vzorec chloridu sodného.
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Rozpouští se dusičnan sodný ve vodě? (ano/ne/málo)
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Je sodík lehčí než voda? (ano/ne)
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Vzorec chloridu draselného
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Kterou sloučeninu použijete na odstranění "pálení žáhy"?
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Doplňte rovnici:

2NaHCO

3 → ??? + H2O + CO2
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Která sloučenina se skrývá pod názvem Potaš?
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