What is atomic weight?

Atomic weight is the sum of proton and neutron

What is the atomic weight

Is it related to the atomic number? Is it related to the relative atomic mass?

Atomic weight is the relative atomic mass
Generally, the larger the number is, the greater the atomic weight is

RELATED INFORMATIONS

1. The law between the number of protons, neutrons, extranuclear electrons and relative atomic weight Anything else? Five
2. The chemical formula of the oxide of a metal element M is mcl3 It's better to solve it now
3. The chemical formula of the compound produced by the combination of the most abundant nonmetallic elements and the most abundant metallic elements in the crust is______ ．
4. The relative atomic mass of a divalent metal element is () A. 24B. 40C. 56D. 64
5. The mass ratio of metal to oxygen in the oxide of a divalent metal is 5:2. The relative atomic mass of the metal is () A. 24B. 65C. 40D. 64
6. When the mass ratio of R to oxygen is 3:2, the relative atomic mass of R is 0
7. How to calculate the atomic weight of an element?
8. The atomic weight of X is (a * a% + B × B%)
9. When the amount of Na and Al in the solution is a mol and the solution density is d g / cm3, the concentration of Na and Al in the solution is?
10. If the Al2 (SO4) 3 solution with Mg density of PG / cm3 contains SO42 ng, the mass concentration of the Al2 (SO4) 3 solution is 0
11. The relative atomic weight of iron is 56. The relative atomic weight of magnesium is 24. 100g. The one in magnesium and 100g iron contains more electrons
12. What is the difference between molecular weight and relative molecular mass, atomic weight and relative atomic mass?
13. One cubic decimeter iron weighs 7.8 kg. There is a rectangular iron block with a square bottom, which weighs 93.6 kg. It is known that the side length of the square is 20 cm. How long is the iron block?
14. A cuboid steel is 4.8m long, and its cross section is a square with 5cm side length?
15. A cuboid steel is 2 meters long and its cross section is a square with a side length of 5 cm. If there is 7.8 kg of steel per cubic decimeter, how much does the steel weigh Kilogram?
16. The density of copper is 8900 kg / M and the molar mass of copper is 0.064 kg / mol
17. The molar mass of copper is 63.5g/mol, and the density is 8.9 * 10 ^ 3kg / m ^ 3, It is estimated that the free electron number density of the copper dollar table is 4*10^28m^-3 I don't know how to get the answer
18. At a certain temperature, the density of the saturated solution of a substance with molar mass m is ρ, and the mass concentration of the substance is C? At a certain temperature, the density of the saturated solution of a material with a molar mass of M is ρ, and the mass concentration of the material is C. what is the mass fraction of solute in the solution? The answer of the exercise is (cm / 10 ρ)%, which is cm of 10 ρ, followed by a%,
19. The density ratio is equal to the molar mass of the substance How do you remember?
20. The mass ratio of C, O and h in an organic matter is 6:4:1. The relative density of vapor to air of the organic matter is 1, 518. The molar mass of the organic matter is calculated According to the title "the relative density of the organic matter vapor to air is 1, 518", the relative density of the organic matter is 44, and its molar mass is 44 Is molar mass equal to relative density?