wanderlay29
03.04.2021 •
Chemistry
The relative atomic mass of potassium is 40. How many times is the average mass of an atom greater than a unified unit of mass?
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Ответ:
The gas has formed when bubbles form when water is boiled are hydrogen and oxygen gas. They came from the reaction 2H2O -> 2H2 + O2 were O2 and N2 will separate after heat treatment.