Potassium (k) and copper (cu) are both in period 4. they both have
similar properties
...
Chemistry, 06.10.2019 23:10 Seaqueen3103
Potassium (k) and copper (cu) are both in period 4. they both have
similar properties
the same number of protons
four electron shells
the same number of electrons
Answers: 1
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Amap that uses a range of colors and shading to represent the elevation, depth, or landscape of specific features on earth is a/an map.
Answers: 3
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Acm ruler with main graduations from 1 to 10 from left to right there are 10 secondary graduations between each of the main graduations there is a line that begins. at the left end of the ruler 10 secondary graduations to the left of the “1 main graduation the right end of the line ends on the eighth secondary graduation to the right of 3 how long is the line
Answers: 1
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