Answer:
Es casi como si este sitio se utiliza para responder preguntas académicas, no para ch/atear ocioso
Explanation:
:)
This is the only option that correctly describe characterisitics of noble gases.
All noble gases have a unique atomic fingerprint.
All noble gases have valence shells with 8 electrons but Heilum has only 2 valence electrons.
And all noble gases do not easily react with other elements as they have their outermost shell completly filled so they are highly stable.
All noble gases emits different colored light when electrified.
Answer:
(C) Both of these
Explanation:
A beam of electrons has both of these Wave properties and Particle properties.
Answer:
2.89
Explanation:
pH=-log(H+)
- Hope that helps! Please let me know if you need further explanation.
Answer:
144cm²
Explanation:
Given dimensions:
Length x breadth x thickness
18cm x 8cm x 5cm
The widest part of this figure will be the face containing the length and the breadth.
The breadth is the width of the figure;
Area of the widest part = length x breadth = 18cm x 8cm = 144cm
The area of the widest part of the figure is 144cm²