Can I get scriptures that support baptism as part of salvation besides Mark 16:16?

When it comes to spiritual things, people often fail to keep a biblical balance. This results from partial knowledge of doctrine. The requirements for salvation in an individual are no different.

Are all sins created equal? For example, like comparing someone who committed suicide to someone who said God's name in vain. Would they both receive the same punishment?

There is a difference in Jesus Genealogy found in Matthew chapter 1 and Luke chapter 3. What annoys me is that one of the gospels traces Jesus back to Solomon while the other traces it back to Nathan. How can we explain that?

There seem to be a difference in the names of the twelve disciples found in Mark 3:16-19 and Luke 6:13-16. The only solution for this contradiction is to ASSUME that Thaddaeus is Judas. Do you have any proof of this?

The scripture speaks negatively of each of these individuals. Some were delivered unto Satan and of others it is said they erred concerning the faith. What happened to each one and why were they dealt with the way they were?

How old is threescore and in 1 Timothy 5:9 does this mean the church is not responsible for widows until they reach this age?

Many people have taught the idea that there is an age at which a child becomes accountable to God. Is this a scriptural teaching and if so, what age would it be?

If Adam sinned and fell, why should we need salvation? How can the sin of Adam affect us?

What does Acts 2:38 mean and does it apply today?