Answer: Metals are shiny and lustrous with a high density. They have very high melting and boiling points because metallic bonding is very strong, so the atoms are reluctant to break apart into a liquid or gas.
Explanation:
sorry for not answering in less than 1 minute
The top left corner shows the atomic number which is 3.
Volume percent = Volume of solute
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Volume of the solution
2 Volume of the solute
------- = ------------------------------
100 250
Volume of the solute = 2 x 250
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100
= 5 mL.
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