Answer:
Explanation:
Any densities less than 1g/cm3 will float, while objects with densities over 1g/cm3 will sink.
The number of electrons when the quantum number n=2 is 8 electrons. Variab<span>le </span>n<span> represents the principal quantum number which is the number of the energy level. </span>
Answer:
2 1 H
Explanation:
We must remember that a nuclear equation is only said to be balanced when the mass and charges on both sides of the nuclear reaction equation correspond.
If we look at the nuclear equation; the total mass on the right hand side is 4 units while the total charge on the right hand side is two units.
This implies that the missing particle must be 2 1 H
Answer:
More exactly this number is 6.02 x 1023 10 2 3 .
