How is pure potassium dichromate made?
what is basic lab experiment that could test this idea?
Answer:
Na2CrO4 + H2SO4 (concentrated) = Na2Cr2O7
Na2Cr2O7 + KCl (excess) = K2Cr2O7Calculating Delta H?
Given the Ka of CH3COOH, can you find the Kb of its conjugate base, CH3COO-?
What's the make-up of the element sodium?
Chemistry help? carbohydrates and proteins?
How many grams of iron (Fe) is contained in 15.8 g of Fe(OH)3?
If you freeze pepsi, would it melt as pepsi AND water, or just pepsi?
What are the common industrial uses of Sulphuric Acid,Oxalic Acid,and some other Acids used in the preparation
Why are heat and alcohol used to disinfect medical equipment?
Answer:
Na2CrO4 + H2SO4 (concentrated) = Na2Cr2O7
Na2Cr2O7 + KCl (excess) = K2Cr2O7