Chemistry, 16.12.2019 11:31 avanelson01
Why is there no change in the temperature when the process of melting takes place?
a).because the supplied heat is used to overcome the force of attraction between the molecules.
b).because the supplied heat is used to increase the movement between the molecules.
c).because the supplied heat is used to increase the kinetic energy of the molecules.
d).because the supplied heat is used to overcome the force of repulsion between the molecules.
e).because the supplied heat is used to decrease the kinetic energy of the molecules.
Answers: 1
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Y=‐1x + 7 if y has a value of ‐24 what is the value of x?
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Asample of hydrated tin (ii) chloride (sncl2) has a mass of 4.90 g. when it is dehydrated, it has a mass of 4.10 g. which is the correct chemical formula for the hydrate? sncl2•2h2o sncl2•4h2o sncl2•6h2o
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Which of the following statements best explains why chemistry is testable a) it can measure data by experiments b) it cannot add new evidence c) it cannot be verified d) it is biased
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Why is there no change in the temperature when the process of melting takes place?
a).b...
a).b...
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