Dmitri Mendeleev and Lothar Meyer created similar elemental tables
in 1869. Why was Medneleev's table "more valuable" to modern
science than Meyer's table?
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Ответ:
1 mole of NaHCO384g
x moles of NaHCO30,50g
x = 0,00595 moles of NaHCO3
0,00595 moles of NaHCO3in250ml
x moles of NaHCO3in1000ml
x = 0,0238 moles of NaHCO3
the molar concentration of NaHCO3 is 0,0238mol/l