* QUIZ (2): SECOND YEAR STUDENT, CHEMISTRY-PHYSICS GROUP * * A MASS OF 1.225 G OF SODIUM OXALATE (MW = 134.00 MG/MOL) IS PLACED IN A 100.0 ML VOLUMETRIC FLASK. A 10.00 ML ALIQUOT IS PLACED IN 100 ML OF WATER AND TITRATED WITH 32.99 ML OF POTASSIUM PERMANGANATE. * Show the reaction equation between potassium permanganate and sodium oxalate. ... Read more

* QUIZ (1): SECOND YEAR STUDENT, CHEMISTRY-PHYSICS GROUP * * TWENTY-FIVE MILLILITERS OF A 0.1123 M SOLUTION OF HCL ARE DILUTED IN A 100.0 ML VOLUMETRIC FLASK. A SOLUTION CONTAINING SODIUM HYDROXIDE (MW=40.00 G/MOL) REQUIRES 25.76 ML OF THE DILUTE HCL FOR NEUTRALIZATION. HOW MANY MILLIGRAMS OF NAOH ARE IN THE SODIUM HYDROXIDE SOLUTION? (5) * YOU ARE REQUIRED TO ... Read more