Conditions for the validity of Salaah

Q: Is it necessary for a hanafi to pray zohr salaah before misl-e-awwal? Due to some reason can a hanafi pray zohr salah after misl-e-awwal?

Q: Thew new £5 UK note is made of plastic and contains animal fat. Can one pray salaah with this note in their pocket?

Q:

1. Is it permissible to use the new five pound notes as they contain animal ingredients?

2. When praying Salah by having the £5 notes in the pocket will the Salaah be valid?

Q: My question is can I pray fajr Salaah before sunrise when it is light? If sunrise is at 7:40 and I pray at 7am or 6:40, will my fajr salaah be valid?

Q: Does zuhr time expire at the beginning of Asr shafi'i or at Asr hanafi time?

Q: Can we pray Zuhr half an hour before Asr?

Q: Zaid prayed Zuhr Salaah in Asr misl-e-awwal time. Thereafter on the same day zaid prayed Asr Salaah in misl-e-awwal time. Is the Asr Salah valid? In the above situation if the Asr Salaah is not valid, does Zaid have make qadha of the Asar Salah?

Q: Is salaah acceptable if the trouser of a man is going very low from the back but the line between the buttocks is not visible?

Q: If a follower of hanafi fiqh prays asr salaah individually or as an Imam at a time when the time of asr has not started according to the hanafi maslak but started according to the maslak of the other three imams, is this salaah valid?

Q: Is topi (head covering) for men is necessary in salaah?