Answer:
What is the only letter in the alphabet that does not appear anywhere on the periodic table of elements?
The itsy bitsy teeny weeny yellow polka dot variety is quite popular.
What has 13 hearts but none beat?
A word I know, six letters it contains. Subtract just one and twelve remains.
What does a WW1 Trench, A Submarine and a Popular Phone App all have in common?
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?