Ba(NO₃)₂ + Na₂SO₄ → 2NaNO₃ + BaSO₄
The reaction goes to completion because it has the same amount of elements in the reactants and products.
blood
Explanation:
it is the liquid part of blood used to flow through the human body
The Magic Number is 39!
1 and 14 didn't go in squares.
Democritus: 2
Dalton: 7
Thomas: 18
Chadwick: 12
Rutherford: 8
Proton: 5
Atom: 11
Bohr: 15
Wave Model: 13
Neutron: 17
Nucleus: 6
Alpha Particle: 3
Electron: 16
Model: 10
Energy Levels: 4
Electron Cloud: 9
I attached the working and the answer to both questions below.
Please note that C = speed of light, ν = frequency, λ= wavelength
<span>The wavelength of a 2.28 x 10</span>¹⁷<span> Hz wave is
1.31 </span>
×<span>
10</span>
⁷ cm<span>
The frequency of a 7.30 x 10</span>⁻⁵<span> m wave
4.11 </span>
×<span>
10</span>
¹² s⁻¹