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Hydrazine, H2NNH2, is used as a rocket fuel.
H2NNH2 (l) + O2 (g) ? N2 (g) + 2H2O (g)
Explain what volume of N2 will be produced at 850oC and 0.23atm for each 15.0g of hydrazine that reacts? Define what volume of steam will be produced?
Calculate the number of moles of oxygen gas produced from the completely catalyzed decomposition of 6.20ml sample of a 3.5% solution of H2O2. The density of the 3.5% solution of H2O2 is 1.01 g/ml.
question technetium-99 is widely used to diagnosis in medicine. its half-life is 6.02 hours. a sample prepared in the
determine How many grams of Phosphine (PH3) can produce if 37.5 grams of P4(phosphorus) and 83.0 Litres of H 2 gas react at STP?
Consider the titration of 30mL of 0.030 M of NH3 with 0.030M HCl. Calculate the pH after the following volumes of titrant have been added
Draw molecular structures for the compounds listed below. If there is any ambiguity about the stereochemistry for the compound, be sure to draw all possible isomers.
a triprotic acid h3a has three ionization constants of ka1 8.7x10-3 ka2 1.9x10-8 and ka38.6x10-13 for the steps
from the equation C2H5OH + 3O2 --> 2CO2 + 3H2O, how many mols of ethanol are needed to use up 3.24 mols of oxygen?
The isothermal compressibility of copper at 293K is equal to 7.25X10^-7 bar^-1. What pressure must be applied to copper at 293K in order to increase its density by 0.08%
Suppose the burning of magnesium becomes uncontrolled (it burns brightly). How will this procedural error affect the reported mole ratio of oxygen to magnesium in the analysis
a solution of 120 ml of 0.150 m koh is mixed with a solution of 280 ml of 0.250 m niso4. how many grams of the
construct molecular models of threo- and erythro-2,3-dibromo-3-phenylpropanoic acid and show which diastereomer would be formed by anti addition of bromine to trans-cinnamic acid
A sample of gas occupies 15.0 liters at 4.00 atmospheres and 300 K. What is the new volume of the gas if pressure is decreased to 2.00 atmospheres and temperature is increased to 400 K?
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