Be sure to answer all parts.
Determine triangle(n)gas for each of the following reactions:
(a) MgCO3(s)→→ MgO(s) + CO₂(g)
mol
(b) 2 H₂(g) + O₂(g) → 2 H₂O(l)
mol
(c) HNO3() + CIF(g) →CIONO₂(g) + HF(g)
mol
