Is it likeable for the woman who doesn`t come for Friday prayer to have the Friday bath(Friday Ghusl)?

Surgical removal of prostate causes a man to ejaculate directly in the bladder whenever he makes love. Is he obliged to perform Ghusl(Ritual bath) in this case and in case he had a wet dream as well, noting that he won`t see any trace of semen on his clothes or body?

A patient of advanced stage cancer is having difficulty in repeating Ghusl (Ritual bath). What is the ruling on that?

How did the Prophet (PBUH) take the bath of Janaba (major impurity)?

If a man had a wet dream and the amount of semen that came out of him was as big as dirham, is he obliged to perform Ghusl (Ritual bath)? Some claim that, according to the Hanafi position, if the amount was less than a dirham, then Ghusl isn`t obligatory, is this true?

I couldn`t control my sexual drives, so I masturbated. When it was called for prayer, I made ablution and prayed. Is this permissible?

What is the Islamic ruling on dyeing one`s hair while ritually impure? Should one have a bath first to make sure that water reaches all of the hair?