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Java - University of Technology - 21

Exercise 1. Are the following statements true or false? a) When an object of a subclass is instantiated, the constructor of the parent class must be called explicitly. b) if a class has constructor declarations, the compiler will not create a default constructor for that class. c) The child class ...

General Inorganic Chemistry - Tay Do University - 14

Fire H2 gas Because Na and K easily react violently with water, they are usually kept in oil. Reaction with acid: + With dilute acids such as HCl, H 2 SO 4 : The reaction occurs vigorously and releases H 2 SO 4 + 2M  M 2 SO 4 + H 2 + With acid radicals that have oxidizing properties such as H 2 ...

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