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Consider a situation in which 112 g of P4 are exposed to 112 g of O2
Q1) What is the maximum amount in moles of P2O5 that can theoretically be made from 112 g of P4 and excess oxygen?
Q2) What is the maximum amount in moles of P2O5 that can theoretically be made from 112 g of O2 and excess phosphorus?
Calculate the amount of water that must be supplied to a heat exchanger that cools 100 kg/hr of tomato paste from 90C to 20C. The water enters the heat exchanger at a temperature of 8oC
Discuss the relative acidity of alpha protons of carbonyl compounds and why the acidity of alpha protons is crucial in a Michael addition
Air flows through a convergent-divergent nozzle from a large reservoir in which the pressure and temperature are maintained at 700 kPa and 60°C, respectively.
The same two compounds were recovered on treatment of A with hot potassium permanganate under acidic conditions. Provide structures for A, B, and C.
Choose the correct answer of the following, explain why it is true, and explain why the other choices are untrue: (A) high pE is associated with species such as CH4, NH4+, and Fe2+
Calculate the molarity of each of the following solutions 20.0 g NaCl in 1.0 L H2O
hydrogen chloride gas is shipped in a container under 5.000 mm hg pressure that occupies 20 liters at 30 celcius how many liters of gas would be produced at stp?
How many grams of dry NH4Cl need to be added to 1.80L of a 0.400M solution of ammonia, NH3 , to prepare a buffer solution that has a pH of 8.90? Kb for ammonia is 1.8*10^-5.
how many grams of NH3 will be produced? Which reactant remains in excess, and in what mass?
rate constants for the reaction no2g cog -----gt nog co2g are 1.31 m-1s-1 at 700. k and 23.0 m-1s-1 at 800. k.a what
John takes 3 hours longer than Andrew to peel 500 lb of apples. If together they can peel 500 lb of apples in 8 hours, then how longer would it take each one working alone?
A 25.0g sample of nitrogen (N2) has a volume of 50.0L and a pressure of 630.0 mmHg. What is the temperature of the gas.
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