posted by Danny .
URGENT!!!!! 4 questions total!
1. .0025 M tartric acid completely reacts with .0030 m of al bicarbonate if .913 l of co2 forms at 298 k with pressure of 1.4 ATM how much base used?
2. 3.1 x 10^23 molec of .0035 m hydriodic acid reacts with 25 g of magnesium bicarbonate how much carbon dioxide if at stp?
3. 50.0 ml of lead (2) phosphate reacts with enough ammonium chloride. Following data collected. What is molarity of lead phosphate solution?
4. What is ph and poh of solution made by adding 500 ml of water to 250 ml of 7.5 x 10^-4 M of NaOH?