Solution:

The flat tire is a stepney tire.

Solution:

52

A) There are 52 cards in a deck.
B) There are 52 weeks in a year.
C) Singing in the Rain musical was made in the year 1952.

Solution:

H202 (Hydrogen peroxide) which is harmful and can cause death.

Solution:

March :p

Solution:

Rendezvous

Solution:

incorrectly

Solution:

Strengths

Solution:

Letter E

Solution:

Mountains cant jump

Solution:

SITA

19 = S
9 = I
20 = T
1 = A