Recent questions in Atomic Mass

+11 votes

0 answers

Is molar mass the same as atomic mass?

asked Mar 10, 2022 in Atomic Mass by skewfix

+6 votes

0 answers

What is the atomic weight of the element chlorine?

asked Mar 10, 2022 in Atomic Mass by devnull10

+154 votes

0 answers

What is the percentage abundance of isotope 19,9X if the relative atomic mass is 19.5 and where element X has two isotopes of 19,9X and 20,9X?

asked Feb 20, 2022 in Atomic Mass by Fanny mcSquirter

+215 votes

0 answers

Are 'mass number' and 'molar mass' the same thing?

asked Feb 20, 2022 in Atomic Mass by chodaboy1979

+21 votes

0 answers

If everything is made of atoms, and atoms are made of neutrons and protons and electrons, wouldn't everything have a mass that's an integer multiple of one atomic mass unit?

asked Feb 20, 2022 in Atomic Mass by yearjackstay

+25 votes

0 answers

Can mass be thought of as the combined total atomic weight of any body divided by 9.8?

asked Feb 19, 2022 in Atomic Mass by SeraphicVerse

+24 votes

0 answers

What is the mass of 3.64 × 1030 atoms of magnesium?

asked Feb 19, 2022 in Atomic Mass by oracleoftech (2.0k points)

+27 votes

0 answers

How many protons, electrons, and neutrons does an atom with atomic number 50 and mass number 125 contain?

asked Feb 19, 2022 in Atomic Mass by Maid

+4 votes

0 answers

Why does 1 mole of an element equal to it’s relative atomic mass in grams?

asked Feb 19, 2022 in Atomic Mass by Pollowick

+25 votes

0 answers

Copper hass FCC structure and its atomic radius is 0.1278 nm. What is the density if the atomic weight of copper is 63.5?

asked Feb 19, 2022 in Atomic Mass by bneves

+10 votes

0 answers

What is the atomic mass of one molecule of CO2?

asked Feb 19, 2022 in Atomic Mass by MysticSculptor

+325 votes

0 answers

The mass of Helium-4 atom is 6.65×10-24 g and each of the two electrons has a mass of 9.11×10-28g. what fraction of this atom’s mass is contributed by the nucleus?

asked Feb 18, 2022 in Atomic Mass by eciap

+87 votes

0 answers

What is the mass of 3.01 x10 23 atoms of oxygen?

asked Feb 18, 2022 in Atomic Mass by NebulaOracle

+104 votes

0 answers

Is it possible to have an atomic mass number (same as nucleon number; same as mass number) that is not a whole number?

asked Feb 17, 2022 in Atomic Mass by BenitoG

+306 votes

0 answers

How many grams are 5.00 atoms of iron?

asked Feb 17, 2022 in Atomic Mass by LuminousScribe

+126 votes

0 answers

The atomic mass of element X is 33.42 amu. A 27.22g sample of X combines with 84.10g of another element Y to form a compound XY. What are the atomic masses of Y?

asked Feb 17, 2022 in Atomic Mass by howard

+24 votes

0 answers

Why does helium have the lowest mass of all atoms?

asked Feb 16, 2022 in Atomic Mass by Unclebirt

+186 votes

0 answers

Can atoms of the same element have different masses?

asked Feb 15, 2022 in Atomic Mass by Goddo

+102 votes

0 answers

Why is the kilogram redefined as equal to the mass of 1.4755214 x 10^40 photons when photons have no mass?

asked Feb 15, 2022 in Atomic Mass by Marc Berry

+3 votes

0 answers

How do you calculate the mass of 12.044×1023 carbon atoms?

asked Feb 15, 2022 in Atomic Mass by Recordlebel

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