A 0.954 g sample of an unknown acid H2A reacts completely with 6.80 mL
of a 10 % NaOH (% m/m) solution that has a density of 1.08 g mL.
Calculate the molar mass of the acid H2A for the reaction.
HLA + 2NaOH = Na2A + 2H20
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Ответ:
The correct answer is A description of the experiment the chemicals were used for.
A chemical waste label must contain all the information about any hazardous waste present in the container. It should clearly indicate the composition of the waste, the date of manufacturing and the amount of chemical compounds filled in the container. A chemical waste label does not need to mention the experiment for which the chemicals were used.Learn more;
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