X/24=0.2moles
x=4.8gram of magnesium is needed to have 0.2 moles of Mg
The molecules with the lowest viscosity
is the liquid with the least complex molecular structure. The structure affects
the viscosity of the fluid because they are less compact and can flow freely.
Answer:
Oxygen has an atomic number of 8 , and the mass number of an atom is the sum of its atomic number plus its neutron number. We got the mass as 16 units, and so it'll have 16−8=8 neutrons.
Explanation:
Answer:
Adapun frasa INTEGRASI BANGSA atau INTEGRASI NASIONAL sendiri dimaknai dalam dua konteks yakni POLITIS dan ANTROPOLOGIS. Dalam konteks politis, Integrasi Nasional bermakna sebagai penyatuan berbagai macam kelompok sosial juga budaya ke dalam suatu kesatuan wilayah yang membentuk suatu identitas nasional.
Explanation:
Answer:
C. 6.99 moles
Explanation:
To convert molecules to moles we simply divide the given number of molecules by Avogadro's number, 6.022 x 10²³
Given number of molecules : 4.21 x 10^24
Number of moles : 4.21 x 10^24 / 6.022 x 10²³ = 6.99 moles ( rounded )
The answer is C