Answer: A) Sodium Na and Magnesium Mg
Explanation:
In the period table, you can see that Sodium (group 1) has 11 protons, and Magnesium (group 2) has 12 protons. 11+12=23 protons
Answer:
88.3% of hydroiodic acid is found
0.38dm³
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the answer is c
the correct answer is b) 12000 J
