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a. 140 tons
b. 170 tons
c. 280 tons
d. 340 tons
6. An ammonia plant typically operates with a ________ of less than 40%,
but a ________ of greater than 90%. The two missing words (in order)
are?
a. purity
conversion
b. yield
conversion
c. conversion
yield
purity
7. Synthesis gas is a term used for:
a. nitrogen and oxygen
b. carbon monoxide and hydrogen
c. benzene/toluene/ xylene or BTX
d. ammonia, nitrogen, and hydrogen
8. Between the two, which is the higher boiling component of air (less
volatile)?
a. nitrogen
b. oxygen
9. If a plant operating at 400 C and 40 MPa produces 5 metric tons of
ammonia, what is the amount of heat generated?
10. By utilizing steam reforming, what is the maximum amount of hydrogen
that can be produced from a process that consumes 300 tons of methane?
11. Calculate the standard enthalpy change for:
d. yield
2H 2 O ( g )
CH 4 ( g ) +
CO 2 ( g ) +
4H 2 ( g )
12. Show the reaction sequence to prepare n-butanol using syn gas.
REFERENCES
1. K Weissermel, H-J Arpe. Industrial Organic Chemistry .3 rd ed. New York: VCH
Publishers Inc.; 1997:13 - 23.
2. H Wittcoff, B Reuben. Industrial Organic Chemicals . New York: Wiley-
Interscience; 1996:308 - 311.
3. S Lee. Methanol Synthesis Technology . Boca Raton, FL: CRC Press; 1990.
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