Hydrogen bonds to either Nitrogen, Oxygen, or Fluorine to experience Hydrogen bonding.
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<em>Deku ❤</em>
MgSO4, CO2, AlCl3 are the answer
Heat require to boil 15.6 g iron from 122 C0to 355 C0 whereas,

Where, m is mass of iron
s is specific heat of iron
d T is change in temperature in celcius

If
1 cal = 4.2 J
Then,

Thus 0.389 k cal of enrgy is required by a 15.6 g Fe to reach to 355 C^0
Answer:
FeCl2 + H. 2
Explanation:
Iron react with hydrogen chloride to produce iron(II) chloride and hydrogen.