Answer:
Explain your answer. mg2+ would be the smaller ion this is because each ion has the same number of electrons however mg2+ has a greater number of protons and therefore is more charge dense and the outer electrons feel a greater pull from the nucleus.
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The correct response is B. Less than 7. A solution is considered acidic if it's PH is less than 7.
Answer:
2.408 x 10^24molecules
Explanation:
no. of moles, n=4
avogadro's constant= 6.02 x 10^23
no. of molecules, N = ?
using
<em>N=</em><em>n</em><em> </em><em>x </em><em>l</em>
N= 4 x 6.02 x 10^23
N = 2.408 x 10^24molecules
Answer:
3.48 g NaF
Explanation:
Dimensional Analysis:
Answer (Simplifying the Expression Above):
3.48 g NaF
Crystal is charmic fibres glasses.it was making different types color