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Apreiķināt masu 90% 90mg sālskābes.
Ričards miniblogs
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Ričards 26.02.2012. 23:59
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90% sālskābes šķīdums? Impossibru.
- 0
~40% max. Higher concentrations up to just over 40% are chemically possible, but the evaporation rate is then so high that storage and handling need extra precautions, such as pressure and low temperature
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