1)4FeCr2O7+ 8K2CO3 + 1 O22Fe2O3+ 8K2CrO4 + 8CO2 (a) How many molesof FeCr2O7are required to produce 44 molesof CO2? (b) How many moles of O2are required to produce 107.9 molesof Fe2O3? (c) If 309 molesof FeCr2O7react, how many molesof O2will be consumed?

Achemistry student weighs out of phosphoric acid , a triprotic acid, into a volumetric flask and dilutes to the mark with distilled water. he plans to titrate the acid with solution. calculate the volume of solution the student will need to add to reach the final equivalence point. round your answer to significant digits.

Which piece of equipment would me most useful for measuring the volume of some water? a. pan balance b. graduated cylinder c. tweezers d. flask quick

How is the atomic number of a nucleus changed by alpha decay