Most likely in a damp environment such as a swamp, rainforest, lake, or forest
Answer:
HI and I-
Explanation:
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In this case, according to the acid ionization of hydroiodic acid:

Now, since the acid, HI, results in the conjugate base, I- and the base, H2O in the conjugate acid, H3O+, it is correct to assert that the acid-conjugate base pair is HI and I-
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Answer:
a boy pulling a toy train, the boy is
interacting with an object while applying a force to it,
another example of contact forces is friction.
Explanation:
A contact force is when two interacting
objects
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There should be 2 since there’s 2 D atoms in the reaction.