reviewer for chemical engineering comprehensive
What weight of Mn ore should be taken so that the percentage of MnO2 in the ore can be found by multiplying by 5 the number of centigrams of Mn3O4 obtained? A. 2.28 g B. 2.28 cg C. 228 g D. 0.228 g 25. A 10.0 ml solution containing Cl- was treated with excess AgNO3 to precipitate 00.4368 g of AgCl. What was the concentration of Cl- in the unknown?