The pair of elements that will form an ionic bond are Strontium and Chlorine.
Answer:
.15 grams of MgO / 40.3 = .0285 moles of MgO. For every mole of Magnesium Oxide, you have one mole of magnesium and one mole of oxygen, therefore,.0285 moles of MgO * (1 mole of magnesium/1 mole of magnesium oxide) = .0285 magnesium.0285 magnesium * (6.022 *10^23 atoms magnesium/1 mole of magnesium) = 1.718*10^22 atoms of magnesium
Explanation:
Answer:
C)
Explanation:
tightly arranged hyphae
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Answer:
+5
Explanation:
You use the rules for oxidation numbers to calculate that the oxidation number of N is +5.
Answer:
13-b
Explanation:
because 13-b is close to a and 12