the solution produced previously is dissolve in 150 ml H2O and 5 ml HCl. 這句是說，前面製備的液體，再溶於150 ml H2O 與 5 ml HCl 中。 Four aluminum coins were added to this solution to let the cementation process occur. The...
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the solution produced previously is dissolve in 150 ml H2O and 5 ml HCl. 這句是說，前面製備的液體，再溶於150 ml H2O 與 5 ml HCl 中。 Four aluminum coins were added to this solution to let the cementation process occur. The...
