称取CaC2O4(M= 128.1)和MgC2O4(M= 112.3)纯混合试样0.6527g,在500℃下加热,定量转化为CaCO3(M= 100.0)和MgCO3(M= 84.31)后为0.5014g。若在900℃加热该混合物,定量转化为CaO(M = 56.08)和MgO(M = 40.30)的质量共多少克?
称取CaC2O4(M= 128.1)和MgC2O4(M= 112.3)纯混合试样0.6527g,在500℃下加热,定量转化为CaCO3(M= 100.0)和MgCO3(M= 84.31)后为0.5014g。若在900℃加热该混合物,定量转化为CaO(M = 56.08)和MgO(M = 40.30)的质量共多少克?
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