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Which of the following refers to the amount of energy required to convert a liquid to a gas?
Q7: Lawrencium has an atomic number of 103.
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Q11: Differentiate between strong acids and weak acids.
Q12: A physical change occurs when a sample
Q29: One of the factors that accelerated the
Q45: Which of the following statements is true
Q56: A(n) _ description represents the specific amount
Q68: A vast majority of security breaches are
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