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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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tony12 tony12
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11 years ago
The mass of carbon dioxide produced from run "A" is 0.055 g. Based on the balanced equation:
HCO3?(aq) + H+(aq)  H2O(l)+CO2(g)
What is the number of moles of the reacted sodium bicarbonate from the single Alka Seltzer tablet?
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#1
11 years ago
According to the equation, you are supposed to get 1 mol or 44g of carbon dioxide if you started with one mole of sodium bicarbonate.

Since you only got 0.55g of CO2, you have .55/44 = 0.0125 mol.

Therefore, you started off with 0.0125 mol sodium carbonate.
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