\(\begin{array}{l}\,\,\,\,\,\,2190:10\\\,\,\,\,\,\,21900:100\\\,\,\,\,\,\,219000:1000\end{array}\)
A.\(\begin{array}{l}\,\,\,\,\,\,2190:10 = 2190\\\,\,\,\,\,\,21900:100 = 2190\\\,\,\,\,\,\,219000:1000 = 2190\end{array}\)
B.\(\begin{array}{l}\,\,\,\,\,\,2190:10 = 2190\\\,\,\,\,\,\,21900:100 = 219\\\,\,\,\,\,\,219000:1000 = 219\end{array}\)
C.\(\begin{array}{l}\,\,\,\,\,\,2190:10 = 219\\\,\,\,\,\,\,21900:100 = 219\\\,\,\,\,\,\,219000:1000 = 219\end{array}\)
D.\(\begin{array}{l}\,\,\,\,\,\,2190:10 = 219\\\,\,\,\,\,\,21900:100 = 219\\\,\,\,\,\,\,219000:1000 = 2190\end{array}\)
A.\(\begin{array}{l}\,\,\,\,\,\,2190:10 = 2190\\\,\,\,\,\,\,21900:100 = 2190\\\,\,\,\,\,\,219000:1000 = 2190\end{array}\)
B.\(\begin{array}{l}\,\,\,\,\,\,2190:10 = 2190\\\,\,\,\,\,\,21900:100 = 219\\\,\,\,\,\,\,219000:1000 = 219\end{array}\)
C.\(\begin{array}{l}\,\,\,\,\,\,2190:10 = 219\\\,\,\,\,\,\,21900:100 = 219\\\,\,\,\,\,\,219000:1000 = 219\end{array}\)
D.\(\begin{array}{l}\,\,\,\,\,\,2190:10 = 219\\\,\,\,\,\,\,21900:100 = 219\\\,\,\,\,\,\,219000:1000 = 2190\end{array}\)
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Hóa Học lớp 12
