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Engineering Chemistry
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Q.1
If a system has 7 solid species and 2 gaseous species, what is the number of phases present in the system?
a) 8
b) 7
c) 9
d) 6
Q.2
If a system has n number of gaseous components, then what is the number of phases?
a) 0
b) 1
c) n
d) 1
Q.3
Calculate the degree of freedom for the following reaction.
a) 1
b) 2
c) 3
d) 0
Q.4
What is the formula for the Degree of Freedom for a condensed phase rule?
a) F=C-P+2
b) F=C-P+1
c) F=C+P+2
d) F=C+P+1
Q.5
Calculate the number of phases in a mixture of water and oil.
a) 1
b) 2
c) 3
d) 4
Q.6
Calculate the number of phases in a saturated solution of NaCl and water.
a) 2
b) 1
c) 3
d) 4
Q.7
Calculate the number of phases in an unsaturated solution of NaCl and water.
a) 2
b) 1
c) 3
d) 4
Q.8
Calculate the number of phases in Mohr salt.
a) 2
b) 3
c) 1
d) 0
Q.9
What are the factors that affect phase rule?
a) Gravity
b) Electrical force
c) Magnetic force
d) Concentration
Q.10
Calculate the number of phases in the transformation of rhombic to monoclinic sulphur.
a) 2
b) 1
c) 3
d) 4
0 h : 0 m : 1 s
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