remember the butterfly ballot?
10x comes from weight. 1 mol of Tungsten weights 10x 1 mol of water.
No, the other one!
I think it's fixed
năm is number 5 in Vietnamese, not Nan
remember the butterfly ballot?
10x comes from weight. 1 mol of Tungsten weights 10x 1 mol of water.
No, the other one!
I think it's fixed
năm is number 5 in Vietnamese, not Nan
năm is number 5 in Vietnamese, not Nan
năm is number 5 in Vietnamese, not Nan