Answer:
16 protons and 19 neutrons
Answer : The number of gold atoms will be,
Explanation :
First we have to determine the diameter of an atom of gold.
Given :
Radius of an atom of gold =
Conversion used :
Now we have to calculate the number of gold atoms.
Therefore, the number of gold atoms will be
The equation must include the parent and the daughter nucleus as well as the particle emitted.
A beta decay is said to occur when an electron is emitted from an atom. In this case, the daughter nucleus is greater in atomic number than the parent nucleus by one unit.
The question is incomplete. However, the equation must include the parent and the daughter nucleus as well as the particle emitted.
Learn more about beta decay:brainly.com/question/25455333
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82 To which class of organic compounds do Freon-12 and Freon-14 belong? [1]
Answer:
- The structural formula for Freon-12 (CCl2F2)
F
|
Cl - C - Cl
|
F
It has the same structure as methane (CH4) with Hydrogen atoms replaced by Chlorine and Fluorine
- Freon-12 and Freon-14 belong halocarbons, a compound in which the Hydrogen of a hydrocarbon is replaced by halogens, like Chlorine and Fluorine.
B) volume of the sample
C) identity of the element
D) number of moles of the element
Answer:
C.
Explanation: