...92g.................................22.4dm³
2HCOOH + Ca ------> (HCOO)₂Ca + H₂
...x=4g.....................................y
20g - 100g
x - 20g
x=20g*20g/100g=4g - masa kwasu w roztworze
92g - 22.4dm³
4g - y
y=4g*22.4dm³/92g=0.97dm³
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...92g.................................22.4dm³
2HCOOH + Ca ------> (HCOO)₂Ca + H₂
...x=4g.....................................y
20g - 100g
x - 20g
x=20g*20g/100g=4g - masa kwasu w roztworze
92g - 22.4dm³
4g - y
y=4g*22.4dm³/92g=0.97dm³