Question Card 23
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Question Card 23
cost: 4 neutron points![Scale 4](https://phylogame.org/wp-content/themes/phylo/img/num/4.png)
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6 NEUTRON POINTS
Henry Moseley concluded that there were ______ (a number) unknown elements between aluminum and gold.
Graphic by Eric Hamber Secondary
6 NEUTRON POINTS
Henry Moseley concluded that there were ______ (a number) unknown elements between aluminum and gold.