Recent questions in Atomic Mass

+320 votes

0 answers

If the mass of ag-107 is 106.905 amu, what is the mass of ag-109?

asked Mar 16, 2022 in Atomic Mass by Trureds

+271 votes

0 answers

The three silicon isotopes have atomic masses and relative abundances of 27.9769 amu (92.2297%), 28.9765 amu (4.6832%) and 29.9738 amu (3.0872%). What is the atomic mass of silicon?

asked Mar 16, 2022 in Atomic Mass by brigard

+16 votes

0 answers

Why is carbon-12 selected as the standard element to determine the relative atomic mass of other elements?

asked Mar 15, 2022 in Atomic Mass by RadiantVerse

+4 votes

0 answers

For atomic notation, can you include decimals for the mass of an element?

asked Mar 15, 2022 in Atomic Mass by slippersnaturally

+27 votes

0 answers

What is meant by atomic number or valency?

asked Mar 15, 2022 in Atomic Mass by BrizzleJordan (1.2k points)

+18 votes

0 answers

What are some examples of isotopes with different masses but same atomic numbers?

asked Mar 15, 2022 in Atomic Mass by NebulaSeeker

+27 votes

0 answers

What is the average atomic mass of 12 amu 98%, 13 amu 1.3%, and 14 amu 0.7%?

asked Mar 14, 2022 in Atomic Mass by NovaPulse

0 votes

0 answers

Why do argon and calcium have the same atomic mass?

asked Mar 13, 2022 in Atomic Mass by KJLM (1.8k points)

+13 votes

0 answers

How was atomic weight invented?

asked Mar 13, 2022 in Atomic Mass by Aphrodite

+70 votes

0 answers

Signature of a person increased mass of paper by 1.2 grams. How many atoms of carbon are present?

asked Mar 13, 2022 in Atomic Mass by Spir4

+42 votes

0 answers

What element has the atomic number 20?

asked Mar 13, 2022 in Atomic Mass by EmberTwilight

+18 votes

0 answers

An atom has a mass number of 25 and 12 neutrons. What is the atomic number of this atom?

asked Mar 12, 2022 in Atomic Mass by Alex08

+17 votes

0 answers

Would it be possible to add weight or mass to water on an atomic or molecular level such that the weight of it could cause damage to the earth it sits on?

asked Mar 12, 2022 in Atomic Mass by mully123

+13 votes

0 answers

What is the difference between atomic mass, molar mass and formula weight?

asked Mar 12, 2022 in Atomic Mass by AstralSculptor

+18 votes

0 answers

How many atoms are there in 2 kilograms of matter?

asked Mar 12, 2022 in Atomic Mass by Lee hocker

+634 votes

0 answers

What is the atomic number of palladium?

asked Mar 12, 2022 in Atomic Mass by NebulaSculptor

+95 votes

0 answers

What is the atomic weight of all elements?

asked Mar 11, 2022 in Atomic Mass by deanno (2.2k points)

+25 votes

0 answers

What is the sum of atomic masses?

asked Mar 11, 2022 in Atomic Mass by RadiantWhirl

+26 votes

0 answers

How do we calculate relative atomic mass?

asked Mar 11, 2022 in Atomic Mass by jobi59uk

+147 votes

0 answers

How do I find the mass of a metal object?

asked Mar 11, 2022 in Atomic Mass by Chris151

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