Comparing element number 15 to

Comparing element number 15 to element number 9 on the periodic table. Choose whether the following statements are true or
1. 1 answer
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A student looks up an element on the periodic table. The table says that the atomic number of the element is 12 and the mass
1. 1 answer
2. 85 views
What does the atomic number of an element represent?the number of protons in an atom of the element the number of neutrons in an
1. 1 answer
2. 130 views
Question 21A student looks up an element on the periodic table. The table says that the atomic number of the element is 12 and
1. 1 answer
2. 46 views
A student looks up an element on the periodic table. The table says that the atomic number of the element is 12 and the mass
1. 2 answers
2. asked by kary
3. 192 views
A student looks up an element on the periodic table. The table says that the atomic number of the element is 12 and the mass
1. 1 answer
2. asked by Color
3. 736 views
A student looks up an element on the periodic table. The table says that the atomic number of the element is 12 and the mass
1. 1 answer
2. 25 views
Question 21A student looks up an element on the periodic table. The table says that the atomic number of the element is 12 and
1. 1 answer
2. 244 views
Question 1A student looks up an element on the periodic table. The table says that the atomic number of the element is 12 and
1. 1 answer
2. 31 views
A student looks up an element on the periodic table. The table says that the atomic number of the element is 12 and the mass
1. 1 answer
2. 62 views