Answer:
D. 5
Explanation:
The coefficient will almost always be the whole number in front of the variable.
example
5(x)= 7
The coefficient would be 5.
Answer:
19 protons, 19 electrons, and 3 neutrons
Explanation:
the atomic number is 19 so the protons are the same, 19, and the electrons are the same as the proton, because protons are positive and electrons are negative so they have to balance out and the neutrons ➗ mass number by the atomic number.
Answer:
17 electrons
Potassium normally has 19 electrons but the +2 implies that Potassium lost 2 electrons making the total be 17 electrons
<span>The correct answer among the choices given is option D. Copper does not form a diatomic molecule. A diatomic molecule has only two atoms.
Diatomic molecules are molecule that are composed of two same atoms which are
bonded covalently. An example are oxygen, it exist as O2 and chlorine, it
exist as Cl2.</span>
Answer:
Light
Explanation:
The discovery of light from the other side of a black hole was predicted by Einstein's theory of general relativity. ... The research began with a slightly different aim of a more common light formed by a black hole: the corona which wraps around the outside of it, formed as material falls in.
