Random Puzzles 

Workings

Hint
In order, the added letters spell TELESCOPE.

Answers
The added letters spell TELESCOPE.
herb + t becomes berth bang + e becomes began keen + l becomes kneel suit + e becomes suite quad + s becomes squad whey + c becomes chewy cell + o becomes cello toil + p becomes pilot wild + e becomes wield

Workings

Hint
The chemical symbol for iron is Fe.

Answer
Yttrium.

The element's symbols are spelling February:

   iron (Fe) + bromine (Br) + uranium (U) + argon (Ar) + yttrium (Y)

Workings

Hint
Find anagrams of the words in this order: PLEASE, TRANCE, LISTEN, WARNED, VEINED, BRUISE.

Answers
ANSWER.

Reasoning
The initial letters are RWASEN, which is an anagram of ANSWER.
bruise becomes rubies warned becomes wander please becomes asleep listen becomes silent veined becomes envied trance becomes nectar

Workings

Hint
This is quite a common list.

Answer
T.

The first letters of playing cards in descending order of value.