Based on the reaction between diprotic acid (A) and and monobasic Base (B) below, how many mL of 1.054 M Acid (A) does it take to fully neutralize 100.0 mL of 0.455 M Base (B). Reaction: A + 2B + Salt + 2 Water​

What would be the original temperature of a gas that has a volume of 2.0 l and a pressure of 2.0 atm and an unknown temperature that the volume increased to 3.5 l in its pressure decreased to 1.0 atm if the final temperature is measured to be 11°c