A sample of element Z has two naturally occurring isotopes. The isotope Z-24 makes up 68.9% of the sample, and the isotope Z-26 makes up 31.1% of the sample. Calculate the average atomic mass of element Z.

A sample of element Z has two naturally occurring isotopes. The isotope Z-24 makes up 68.9% of the sample, and the isotope Z-26 makes up 31.1% of the sample. Calculate the average atomic mass of element Z.

Chemistry: Matter and Change

1st Edition

ISBN:9780078746376

Author:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom

Publisher:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom

Chapter4: The Structure Of The Atom

Section4.3: How Atoms Differ

Problem 18PP

See similar textbooks

Related questions

Q: An imaginary element has two naturally occurring isotopes and has an average atomic mass of 150.2…

A: The relative abundance of each isotope is calculated using equation (1) in which mavg is the average…

Q: An element with an average atomic mass of 17.673 amu has two naturally occuring isotopes If one…

A: Given:- Average atomic mass = 17.673 amu Mass & abundance of one isotope = 18.731 amu &…

Q: While roaming a parallel universe, you discover the hypothetical element "Z." You obtain a…

A: We need to calculate the atomic weight of the element Z.

Q: The element copper has two naturally occurring isotopes.One of these has a mass of 62.93 amu and a…

A: Isotope The species with same atomic number but different mass number is known as isotopes. Average…

Q: 1. A sample of magnesium has the following isotopic abundances: Isotopic mass (amu) 23.99 24.99…

Q: An element has three naturally occurring isotopes with the following masses and abundances= Isotopic…

A: Given Isotope Mass Fractional abundance 19.992 ( m1 ) 0.9048 (…

Q: Suppose we redefined the atomic mass scale by arbitrarily assigning to the naturally occurring…

A: The atomic mass of a single atom is simply its total mass of the protons, neutrons, and electrons in…

Q: The element boron has two stable isotopes: boron-10 (10.0129 amu) and boron-11 (11.0093 amu). The…

A: The term isotopes refer to the atoms of a particular element which have same atomic number or same…

Q: A hypothetical element X has 2 major isotopes and an average atomic mass of 48.05 amu. Given that…

A: Average atomic mass=∑Atomic mass of an isotope×isotopic percentage100

Q: The element copper has two naturally occurring isotopes with masses of 62.9400 amu and 64.9300 amu.…

A: The element copper has two naturally occurring isotopes with masses of 62.9400 amu and 64.9300 amu.…

Q: The atomic mass of copper is 63.546 amu. Do any copper isotopes have a mass of 63.546 amu? Explain.

A: The atomic mass of copper is 63.546 amu.

Q: This element has only two naturally occurring isotopes, in which the lighter isotope has an…

A: Given Abundance of lighter isotope( AL ) = 19.9% Then abundance of heavier isotope (AH) =…

Q: Write the atomic symbol for the isotope with mass number 84.

Q: Naturally occurring gallium consists of two isotopes. One of those isotopes is "Ga with an isotopic…

A: Gallium has indeed two isotopes, one of them is as you mentioned the G71a.Its isotpic mass being…

Q: Element: Uranium Mass Abundance Abundance Number of Neutrons Number of Name of isotope (amu) (%)…

Q: The isotope lithium-7 has a mass of 7.0160 atomic mass units, and the isotope lithium-6 has a mass…

Q: Isotope symbot: (For the isotope symbol, type in without superscripts. For example, 184w would be…

Q: Consider an element Z that has two naturally occurring isotopes with the following percent…

A: average atomic mass= ∑%abundant×Molar mass/100 using this we can calculate the average atomic mass…

Q: What are the factors that affect the average atomic mass of a mixture of isotopes?

Q: - Rubidium has two naturally occurring isotopes, Rb-85 (rēlat and Rb-87 (relative mass 86.9092 amu).…

A: 35) Average atomic mass can be calculated by multiplying the % abundance of the isotope with…

Q: Indicate the isotope having 12 protons, 11 neutrons and 12 electrons.

A: We have to predict the element symbol.

Q: Enter your answer in the provided box. The atomic masses of the two stable isotopes of copper,…

A: Average atomic mass is represented by the equation:

Q: Consider a hypothetical element, "X". Suppose "X" has two naturally occurring isotopes with the…

Q: Silver has two naturally occurring isotopes with the following isotopic masses: 106.90509 and…

A: Isotopes: The species having the same atomic number but different mass number is known as Isotopes.…

Q: Rubidium has two naturally occurring isotopes. The elemental mass of Rb is 85.4678 u. If 72.165% of…

A: Given: Rubidium has two naturally occurring isotopes. The elemental mass of Rb = 85.4678 u The…

Q: Which pair of atoms constitutes a pair of isotopes of the same element? O ax 6' 19 19 O b. 10 20X…

A: Isotopes are the species that contains same number of electrons and protons but different number of…

Q: Calculate the atomic weight of antimony, which has two isotopes with the following properties:…

A: The atomic mass of an element is result of weighted average of masses of its corresponding…

Q: An hypothetical element has the following distribution of natural occurring isotopes: 60.795%…

Q: Naturally occurring sulfur consists of four isotopes: 32S (31.9721 amu, 95.04%); 33S (32.9715 amu,…

A: Answer is written and explained below:

Q: Calculate the atomic mass of element "X", if it has 2 naturally occurring isotopes with the…

A: Given that : Isotopic mass of X-39(m1) = 38.70 amu Abundance (A1) = 33.00% Isotopic mass of X-41(m2)…

Q: An element consists of two isotopes: The first isotope has an atomic mass of 86.905 AMU and a…

A: Given,The first isotope has an atomic mass of 86.905 AMU and a percent abundance of 51.83%. The…

Q: An isotope has a mass number of 13 and an atomic number of 6. How many neutrons does this isotope…

A: Number of neutrons = Mass number - Atomic Number

Q: Boron-10 and boron-11 are the naturally occurring isotopes of elemental boron. If boron has an…

A: Boron-10 and boron-11 are the naturally occurring isotopes of elemental boron. If boron has an…

Q: An element has three naturally occurring isotopes with the following masses and abundances: Isotopic…

Q: A certain element consists of two stable isotopes. The first has a mass of 138 amu and a percent…

Q: An isotope that contains 4 protons, 4 electrons, and 6 neutrons.

A: Atomic number (Z) is equal to number of protons Mass number (A) is the sum of number of protons and…

Q: Silver has two naturally occurring isotopes with the masses and natural abundances as shown in Table…

A: Given,

Q: A certain element consists of two stable isotopes. The first has a mass of 138 amu and a percent…

A: Given Atomic mass of first isotope ( M1 ) = 138 amu percentage natural abundance ( P1) =…

Q: An element has two naturally occurring isotopes. One has an abundance of 51.839% and an isotopic…

Q: One isotope of an element has a mass of 65.183 amu and 72.23% natural abundance. Another isotope has…

A: Assume an element is X, one of Isotope of X is X1 atomic mass is 65.183 amu and natural abundance…

Q: The atomic radii of the isotopes of an element are identical to one another. However, the atomic…

A: 1. Isotopes of an element have the same atomic number but different mass numbers. For example:…

Q: neutrons

Q: Silver has two naturally occurring isotopes, 107Ag (isotopic mass 106.90509 amu) and 109Ag (isotopic…

A: Assuming the percent abundance of 109Ag isotope is y. Hence the percent abundance of 107Ag isotope…

Q: A fictitious element Z has an average atomic mass of 223.67 u.223.67 u. Element Z has two naturally…

A: Given: Atomic mass of element Z = 223.67 u There are only 2 naturally occurring isotopes of element…

Q: Fill in the blanks. Isotope 25Mg2+ has: Number of protons Number of neutrons Number of electrons…

A: Given Symbol of isotope = Mg2+24 Number of proton = ? Number of neutron = ? Number of…

Q: Since different isotopes of the same element have the same chemical behavior, how can they be…

Q: What is the mass number of an atom which is made up of 38 protons, 52 neutrons and 38 electrons.

A: Mass number = Number of protons + Number of neutrons

Q: An isotope of lead (Pb) has 122 neutrons. The mass number of this isotope is a. 204 b. 82 c. 288…

A: The solution is as follows :

Q: Consider the atoms (a) P-31, (b) S-33, and (c) P-33. From greatest to least, rank them by the…

A: Number of neutrons can be determined by subtracting number of protons from the mass number of an…

Question

Video Video

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Similar questions

Xenon An isotope of xenon has an atomic number of 54 and contains 77 neutrons. What is the xenon isotope’s mass number?
1. The mass of an atom of manganese is 54.9380 u. How many neutrons are contained in one atom of this element? 25 29 30 55
Though the common isotope of aluminum has a mass number of 27, isotopes of aluminum have been isolated (or prepared in nuclear reactors) with mass numbers of 24, 25, 26, 28, 29, and 30. How many neutrons are present in each of these isotopes? Why are they all considered aluminum atoms, even though they differ greatly in mass? Write the atomic symbol for each isotope.
A single molecule has a mass of 7.31 1023 g. Provide an example of a real molecule that can have this mass. Assume the elements that make up the molecule are made of light isotopes where the number of protons equals the number of neutrons in the nucleus of each element.
The natural abundances and isotopic masses of the element neon (Ne) are Calculate the atomic mass of naturally occurring neon.
Carbon A carbon atom has a mass number of 12 and an atomic number of 6. How many neutrons does it have?
Give the atomic number (Z) and the mass number (A) for each of the following: a. a carbon atom with 8 neutrons b. an aluminum atom with 14 neutrons c. an argon atom with 20 neutrons d. a copper atom with 36 neutrons