The fizz produced when an Alka-Seltzer tablet is dissolved in water is due to the reaction between sodium bicarbonate (NaHCO3) and citric acid (H3C6H5O7): 3NaHCO3(aq)+H3C6H5O7(aq) yields When sodium bicarbonate and citric acid are mixed together, the solution becomes cooler. Is this...
These as yet unidentified adhesive polysaccharides must resist degradation by bacterial enzymes or else they dissolve and particles disassemble before exporting carbon. Here, using monoclonal antibodies as analytical tools, we trace the abundance of 27 polysaccharide epitopes in dissolved and particulate ...
Look out for any cloudiness or white deposits at the bottom of your container — this tells you some minerals didn’tdissolve, or reacted together to form something that doesn’tdissolve, which will throw off your calculations. Lastly, a warning: don’t put remineralised water in your espr...
Look out for any cloudiness or white deposits at the bottom of your container — this tells you some minerals didn’tdissolve, or reacted together to form something that doesn’tdissolve, which will throw off your calculations. Lastly, a warning: don’t put remineralised water in your espr...