Define buffer capacity
You need 8.0 mole of Na2Cr2O2 how much would this weigh?
Lead (II) nitrate reacts with sodium iodide react to produce a solid product lead (II) Iodide and sodium nitrate
(a) if 0.0830g of lead (II) nitrate solution is mixed with 0.300g sodium iodide solution, calculate the mass of the solid product made
(b) if 0.662 of lead (II) nitrate solution is mixed with 0.300g of sodium iodide solution, calculate the mass of the solid product made
A pentapeptide on partial hydrolysis gave three tripeptides fragments : gly-val-ala, phe-gly-val, val-ala-leu. Identify the sequence of the amino acid in the pentapeptide.
If 20.0mL of 0.400M NaCl is added to 80.0mL of 0.900M NaCl. What is the resulting concentration of the NaCl?
What mass of copper(II) hydroxide would be produced when a solution containing 6.8g of OH- ions reacts with a solution containing excess Cu2+ ions?