Answer:
a, d, f
Explanation:
ΔHrxn = ΔH(CCl4) -ΔH(CH4) = - 106.7 -(-74.8) = - 31.9 kJ/mol
Metamorphic
a weak base
pH levels:
0-3 Strong Acid
4-6 Weak Acid
7 Neutral
8-10 Weak Base
11-14 Strong Base