Why the calcium reacts with vanadium oxide
Calcium reacts with vanadium (V) oxide according to the following equation. How many grams of calicum oxide can be formed if 2.000 g of calicum is mixed with 1.500g of vanadium (V) oxide?5 Ca +V2O5 ------> 5 CaO + 2 V
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What is the theoretical yield of C2H4O2? If only 28.8 g of aspirin are produced, what is the percent yield of the reaction? How much unreacted material remains after the reaction?
A mass M moves at speed V0 perpendicular to a dumbbell at rest on a frictionless horizontal table. The dumbbell consists of two masses m at the ends of a massless rod of length L.
A spectrophotometer was calibrated with a 6.1×10-4 M (in Cu) Cu-neocuproine solution. This calibration was carried out in a 1.00 cm cell, and yielded an absorbance of 0.235 AU. An unknown was then analyzed in this same spectrophotometer, but
Determine the back pressure required to cause a normal shock to stand in the nozzle exit plane and the flow speed leaving the shock.
Calcium reacts with vanadium (V) oxide according to the following equation. How many grams of calicum oxide can be formed if 2.000 g of calicum is mixed with 1.500g of vanadium (V) oxide?
A balloon that has Fb =12N takes up a volume of 3.3L. What must the density of the air be for the ballon to float? what would the size of the ballon be if the envelope and basket weighs 8260 N?
Calculate the energy efficiency of a continuous glass melter that uses room temperature air for burning methane gas. Assume 0% excess air.
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Consider a sample and let for where c is some specified number. Give a general argument to show that the sample variance of the is identical to that of the . [Hint: How are and related? When trying to find a general argument to show that the sampl
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