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Recent questions in Atomic Mass
+5
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0
answers
Can adding or removing an electron from an atom change its mass?
asked
May 10, 2023
in
Atomic Mass
by
plane-it
+257
votes
0
answers
The formula of metal chloride is MCl3. It contains 20% of the metal. What is the atomic weight of metal?
asked
May 10, 2023
in
Atomic Mass
by
Pollowick
+19
votes
0
answers
How do I calculate molecular mass in AMU?
asked
May 10, 2023
in
Atomic Mass
by
Joey Ramone
+226
votes
0
answers
Element Z has two isotopes. Their mass numbers are 57 and 59. The percentage abundance of each isotope is 75% of 57Z and 25% of 59Z. What is the relative atomic mass of element Z?
asked
May 10, 2023
in
Atomic Mass
by
BEF
(
3.7k
points)
+4
votes
0
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What mass of sodium contains the same number of atoms as 27 grams of Aluminum?
asked
May 10, 2023
in
Atomic Mass
by
dave Gibbons
+1
vote
0
answers
What are the differences between atomic mass and atomic weight?
asked
Apr 20, 2023
in
Atomic Mass
by
LuminousWhirl
+11
votes
0
answers
Why is the neutrons number N equal to the mass number A minus the atomic number?
asked
Apr 20, 2023
in
Atomic Mass
by
Mark riding
+16
votes
0
answers
What is the relative abundance of the two isotopes when chlorine is an element of atomic number 17 and atomic mass 35.5? It has natural occurring isotopes of mass number 35 and 37.
asked
Apr 20, 2023
in
Atomic Mass
by
VelvetWhirl
+167
votes
0
answers
What is the relative atomic mass?
asked
Apr 20, 2023
in
Atomic Mass
by
Millhouse
(
2.0k
points)
+23
votes
0
answers
How are atomic mass and gram atomic mass the same for every element? I know they have different units, but how is the number the same?
asked
Apr 20, 2023
in
Atomic Mass
by
Itandje
+224
votes
0
answers
What is the atomic mass number of an isotope that has an atomic number 5 and includes 6 neutrons?
asked
Apr 20, 2023
in
Atomic Mass
by
Gavin Ezard
+86
votes
0
answers
What is the center of the atom called?
asked
Apr 20, 2023
in
Atomic Mass
by
steph Carr
+182
votes
0
answers
What does the difference in mass of two substances mean? I mean, why might the mass of one substance differ from another, is it because of the number of constituent particles or because of the number of atoms? Do all atoms have the same mass?
asked
Apr 20, 2023
in
Atomic Mass
by
Tricky Dicky
+12
votes
0
answers
An element Cl has two isotopic forms 17 Cl 35 & amp; 17 Cl 37. The average atomic mass of this element is 35.5u. What is the percentage of two isotopes?
asked
Apr 20, 2023
in
Atomic Mass
by
CrystalCharm
+6
votes
0
answers
Why doesn't protactinium's atomic mass have parentheses on the periodic table?
asked
Apr 19, 2023
in
Atomic Mass
by
EmberNova
+17
votes
0
answers
What is the difference between atomic mass and relative atomic mass?
asked
Apr 19, 2023
in
Atomic Mass
by
roc27
+20
votes
0
answers
Why does a nucleus have more mass in an atom?
asked
Apr 19, 2023
in
Atomic Mass
by
dragon
+4
votes
0
answers
What is the difference between an element's atomic number and its mass number (atomic weight)? How did these differences come about?
asked
Apr 19, 2023
in
Atomic Mass
by
CelestialDreamer
+20
votes
0
answers
Is there a table or a file that contains the atomic mass of molecules like (H2O) and not only simple elements?
asked
Apr 19, 2023
in
Atomic Mass
by
Magic Pants
+17
votes
0
answers
Why are the atomic numbers and atomic mass numbers always in whole numbers?
asked
Apr 19, 2023
in
Atomic Mass
by
Yamzi
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