dlanfair54 dlanfair54

25-03-2022
Chemistry

contestada

How many moles of sodium hydrogen carbonate are present in 2.61 grams of this compound?

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LegendBrainly LegendBrainly

25-03-2022

Molar mass of NaHCO_3

23+1+12+3(16)
36+48
84g/mol

Now

[tex]\\ \sf\longrightarrow No\:of\:moles=\dfrac{Given\:mass}{Molar\:mass}[/tex]

[tex]\\ \sf\longrightarrow No\:of\; moles=\dfrac{2.61}{84}[/tex]

[tex]\\ \sf\longrightarrow No\:of\:moles=0.0312mol[/tex]

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