mollyrosario
22.09.2020 •
Biology
What killed the dinosuars?
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Ответ:
There are many theories but one I rely on is that the meteor crashed into the ocean and created a gigantic tsunami along with smoke that both killed the dinosaurs.
Ответ:
The equation of the chemical reaction is NaHCO3 + H+ --> H2O + CO2 + Na
To determine the total number of moles of carbon dioxide, the given mass of sodium hydrogen carbonate is divided with its own molar mass. Then it is multiplied with the ratio between NaHCO3 and carbon dioxide. The total number of moles of CO2 one tablet should yield is 0.024 mole.