x is the chemical symbol of the element and it must correspond to the atomic number
Molecules move faster in a warm glass of water they move slower in a cold glass of water
Your answer would be D, single replacement
Answer:
2.0 grams per cubic centimeter
Explanation:
(You can refer to the DMV triangle to help you solve this!)
Density = Mass/Volume
Density = 4.0g/2.0cm3
Density = 2.0g/cm3
Hope this helps!!!
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