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Isotopes
Page 6
Questions (317)
Thanks for the answer.
I ask If one proton and one neutron are added to the nucleus of a nitrogen atom, which atom will the new
2 answers
asked by
Anonymous
479 views
If an element N has isotopic abundances X% of mass number 12, atomic number 6, and Y% of N of mass number 13, atomic number 6.
1 answer
asked by
Adigun
473 views
Elements with an even number of protons and neutrons
A. never undergo alpha decay emission. B. have a single magic number of
1 answer
asked by
Peter
456 views
Naturally occuring chlorine gas has 3 isotopes
35cl-35cl, 35cl-37cl , 37cl-37cl a) mass of one molecule in terms of amu. b) mass
1 answer
asked by
Jake
452 views
How do two isotopes of the same element compare with each other?
A.They have the same number of protons but a different number of
1 answer
asked by
victoria
445 views
How is this question done?
The percent abundance of deuterium (2H isotope) in naturally occurring hydrogen is 1.4x10¯2 mole %.
1 answer
asked by
Kearstyn
451 views
If an element N has isotopic abundances X% of mass number 12, atomic number 6, and Y% of N of mass number 13, atomic number 6.
1 answer
asked by
Adigun
456 views
Lithium-6 has an atomic number of 3. How many electrons are in this isotope?
A. 0 electrons B. 3 electrons C. 6 electrons D. 9
1 answer
asked by
drew
438 views
Why is deuterium oxide called “heavy water”?(1 point) Responses It has extra oxygen atoms. It has extra oxygen atoms. Its
1 answer
asked anonymously
39 views
Why is deuterium oxide called “heavy water”?(1 point)
Responses It has extra hydrogen atoms. It has extra hydrogen atoms. Its
3 answers
asked by
Solaris_Artist
48 views
Sam is comparing the half-life of two isotopes of uranium. The half-life of Uranium-238 is 4.5×109 years. The half-life of
1 answer
asked anonymously
82 views
Why is deuterium oxide called "heavy water"?
A. Its oxygen atoms are heavier than others. B. It has extra oxygen atoms. C. Its
1 answer
asked by
Myrtle Cleopatra Skory
41 views
Why is deuterium oxide called “heavy water”?(1 point)
Responses Its oxygen atoms are heavier than others. Its oxygen atoms
1 answer
asked by
Isabella
44 views
Carbon has an atomic number of 6. One carbon atom has an atomic mass of 12 and another carbon atom has a mass of 14. These are
1 answer
asked anonymously
39 views
Given that the mean relative atomic mass of chlorine contain two isotopes of mass number 35 and 37,what is the percentage
1 answer
asked by
Afolabi elijah
32 views
Why is deuterium oxide called "heavy water"? (1 point)
It has extra hydrogen atoms. Its hydrogen atoms are heavier than others.
1 answer
asked by
trippie
34 views
An isotope of the element nitrogen has 7 protons and 9 neutrons. What is the name of the isotope?
a Nitrogen-9 b Nitrogen-14 c
1 answer
asked anonymously
25 views
Two chemistry students are working with two different samples of the element carbon. They know that the different samples are
3 answers
asked anonymously
16 views
An isotope of the element nitrogen has 7 protons and 9 neutrons. What is the name of the isotope?
a Nitrogen-7 b Nitrogen-16 c
1 answer
asked anonymously
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An atom of an element with atomic number 50 and mass number 120 contains:
1 answer
asked anonymously
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An isotope of the element nitrogen has 7 protons and 9 neutrons. What is the name of the isotope?
1 answer
asked anonymously
117 views
Which of the following isotopes would most likely be unstable and therefore radioactive?
helium-3 mercury-194 calcium-40
1 answer
asked anonymously
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An isotope of the element nitrogen has 7 protons and 9 neutrons. What is the name of the isotope?
a Nitrogen-16 b Nitrogen-9 c
1 answer
asked anonymously
23 views
What characteristic is different in each isotope?
a the number of neutrons in the nucleus b the net charge of the nucleus c the
1 answer
asked by
yoyo808
16 views
Carbon dating uses an isotope of the element carbon. The most common form of carbon has 6 protons and 6 neutrons. It is called
1 answer
asked anonymously
35 views
Consider an isotope with 38 electrons, an atomic number of 39, and a mass number of 86. Answer the following questions:
a. How
1 answer
asked anonymously
78 views
An isotope of an element has 54 electrons, 53 protons and 74 neutrons. What is the name of the element?
1 answer
asked anonymously
38 views
Element A exists in three isotopic forms with masses of 21.0, 25.0 and 26.0 amu respectively. Element B also exists in three
1 answer
asked anonymously
49 views
An isotope of an element has 18 electrons, 19 protons and 21 neutrons. Whatw is the name of the element?
1 answer
asked anonymously
49 views
The hypothetical element Supposium exists in four isotopic forms. The relative masses and percentage abundances for these for
1 answer
asked anonymously
32 views
What is the relative abundance of Lithium 6 & Lithium 7 isotopes with RAM of 6.944 if their masses are 6.0167 & 7.0179
1 answer
asked anonymously
14 views
Two atoms that are isotopes of one another must have the same number of what?
Responses all particles all particles neutrons
3 answers
asked by
nat
32 views
Which are different forms of an element that have different numbers of neutrons?
ions isotopes compounds molecules
1 answer
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14 views
If the mass number of radium were 228, what would be the mass number of the radon formed?
1 answer
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8 views
What can scientist learn from the chemical isotopes in leftover shells of form, modify that the chemical that the climate at the
1 answer
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17 views
Sam is comparing the half-life of two isotopes of uranium. The half-life of Uranium-238 is 4.5 × 10° years The half-life of
1 answer
asked anonymously
6 views
There are three isotopes of oxygen named oxygen-16, oxygen-17, and oxygen-18.
Isotopes of an element have different numbers of
1 answer
asked by
e
35 views
Heavy water contains _____ atoms which makes the mass larger than ordinary water.
A. carbon-14 B. oxygen-18 C. hydrogen-2
1 answer
asked by
e
25 views
Sam is comparing the half-life of two isotopes of uranium. The half-life of Uranium-238 is 4.5×10^9 years. The half-life of
1 answer
asked anonymously
6 views
Oxygen-17 and oxygen-18 _____.
have different numbers of protons are isotopes of oxygen have the same mass
3 answers
asked by
e
24 views
How is heavy water different from normal water?
An oxygen atom in heavy water has an extra neutron. A hydrogen atom in heavy
1 answer
asked by
e
26 views
Sam is comparing the half-life of two isotopes of uranium. The half-life of Uranium-238 is 4.5 * 10 ^ 9 years. The half-life of
1 answer
asked by
Connexus_solver
6 views
Nitrogen-14 and nitrogen-15 are isotopes of the same element. How do these two isotopes differ?
They have different numbers of
1 answer
asked anonymously
17 views
An isotope has an atomic number of 8 and an atomic mass number of 18. How many neutrons does it have?
26 18 8 10
1 answer
asked anonymously
11 views
What do two different neutral isotopes of the same element have in common?
atomic number atomic mass nuclear number nuclear mass
1 answer
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12 views
Three isotopes of Carbon are shown above. How are these isotopes alike? A. They have the same number of protons and the same
1 answer
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19 views
heavy water is 10% heavier than ordinary water.This is because it contains a heavy form of hydrogen called ______.
a)plutonium
1 answer
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21 views
Sam is comparing the half-life of two isotopes of uranium. The half-life of Uranium-238 is 4.5×109 years. The half-life of
1 answer
asked anonymously
34 views
Tritium is a radioactive isotope of hydrogen that decays by about 5% every year. A large bottle of water that contained 450,000
1 answer
asked by
b
25 views
Which statement is true about two isotopes of the same element?
Group of answer choices They have different locations on the
1 answer
asked by
..................................................
22 views
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Parent Categories (17)
Atomic Attributes
Atomic Mass
Atomic Structure
Atoms
Atoms and Elements
Chemistry
Elements
Elements and Materials
Inorganic Chemistry
Nuclear Chemistry
Nuclear Physics
Nuclear Science
Periodic table
Radioactive Decay
Radioactivity
Science and Chemistry
Science/Chemistry