C:从1L该溶液中取出100mL,则取出溶液中Na2CO3的物质的量浓度为0.01mol/L
A:0.5L该溶液中钠离子的物质的量浓度为0.2mol/L
B:1L该溶液中含有Na2CO3的质量为10.6g
D:取该溶液10mL,加水稀释至100mL后,Na2CO3的物质的量浓度为0.01mol/L
There are some____on the desk.Let's draw some pictures with them.
Which of the following is right?