In order to determine if the given solutions are buffers, the following criteria or requirements should be met: 1) Should contain only a weak acid or... Learn more about this topic: Strong & Weak Acids & Bases | Definition & Examples ...
corresponding to Cr2O3, α-Fe2O3or a solid solution of the two (Fig.4). The analysis showed that the peak positions correspond to Cr2O3and not α-Fe2O3. However, the peak positions are also compatible with Cr-rich (FeCr)2O3, especially in the dry O2environment. There was...