Your standard iron solution is 0.1511 M Fe(II), your dichromate solution is 0.0181 M dichromate, and it took 26.84 mL of your standard iron solution to titrate the excess dichromate in your unknown. What is the chemical oxygen demand of the sample, in units of mg O2/L? (Report your answer with 4 sig figs)
Answers: 3
Chemistry, 22.06.2019 08:00, stephstewart1209
Which of the following observations indicates that there is a small, dense, positively charged part in the center of an atom? some uncharged particles are scattered by a gold foil. all uncharged particles are attracted towards a gold foil. all positively charged particles pass straight through a gold foil. some positively charged particles bounce back from a gold foil.
Answers: 2
Chemistry, 22.06.2019 10:30, angemango3423
What is the empirical formula of c6h18o3? ch3o c2h5o c2h6o c2h5o5
Answers: 1
Chemistry, 22.06.2019 12:10, kaitlynbernatz2778
If a molecule with a molecular formula of c13h18 is treated with an excess of h2 in the presence of finally divided pt metal under conditions required for maximum hydrogenation of the molecule to give a molecule with a formula c13h24, how many rings are in the molecule?
Answers: 3
Your standard iron solution is 0.1511 M Fe(II), your dichromate solution is 0.0181 M dichromate, and...
Mathematics, 06.10.2019 13:00
Mathematics, 06.10.2019 13:00
Mathematics, 06.10.2019 13:00
Mathematics, 06.10.2019 13:00