Consider Cr-54, Fe-54, Fe-58 and Ni-58 , which of this are isobars and which are isotopes

Q: A sample of naturally occurring silicon consisk (isotopic mass = 27.9769 amu), Si-29 (isotopic mass…

A: The isotopes of silicon given are, 1) Si-28 with atomic mass = 27.9769 amu. 2) Si-29 with atomic…

Q: For the reaction A(g) → B(g) + 4 C(g), what is the rate of pressure change for C if the pressure…

A: A(g) → B(g) + 4 C(g)            -d[A]/dt=1/4 d[C]/dt       Active replace with pressure…

Q: Complete the following sentence. A single neutral atom of the isotope 92 Mo consists of neutrons,…

A: For a neutral atom: Number of electrons = number of protonsNumber of protons = atomic numberMass…

Q: 113 Which of the following atomic symbols represents an isotope of ¹¹³Cd? 112 Ag O In O O 114cd 113…

A: Isotopes are the atoms of same element with same atomic number but different mass number.  Example:…

Q: Co

A: Isotopes : if two same element have same atomic number but atomic masses are different then we can…

Q: Calculate the atomic mass of element "X", if it has 3 naturally occurring isotopes with the…

A:

Q: Write the isotopic symbols in the form X-A (for example, C- 13) for the argon isotope with 22…

A: When the two Two has same no of proton but mass no is different then they are called is isotope of…

Q: The newly discovered element Nh (Nihonium), with atomic number 113, would be a member of which…

A: Atomic number of this newly discovered element Nihonium (Nh) is 113. In the periodic table, period…

Q: On another planet, the isotopes of titanium have the given natural abundances. Isotope Abundance…

A: The average atomic mass of three isotopes can be calculated using the following expression:

Q: Which isotope has the same number of electrons and neutrons as the anion 19F-?

A:

Q: 4. Lead 210 is a radioactive isotope of lead. It is a beta emitter. In the radioactive decay process…

A: We have to assume that each radioactive species has 82 electrons. No. Of electrons = No. Of protons…

Q: if the atomic symbol 13354Xe, what is the mass #, # of protons, and # of neutrons?

A: The symbol of an element is given by the expression XZA, where Z is the atomic number and A is the…

Q: A fictional element has two isotopes and an ayomic mass of 87.08 amu. If the first isotop is 85.654…

A: Atomic mass of element ,M= 87.08 amu Mass of first isotope,  M1  = 85.654 amu Mass of second…

Q: What do 14C+ , 15N, and 17F-  have in common?     the same number of electrons     the same…

A: no of electron 14C+=

Q: Calculate average atomic weight of Uranium using isotopic abundances of its three isotopes: U-234…

A: A numerical problem based on average atomic mass, which is to be accomplished.

Q: Silver has two isotopes that are common  in nature. Ag - 107 and  Ag - 109. What  makesthese  two…

A: The solution is given below -

Q: The species, 4521X2- is:   an anion, with 21, protons, 24 neutrons, and 24 electrons   an anion,…

A:

Q: Find the number of protons, electrons, and neutrons in neutral atoms of the following. (a) 16/8 O,…

A:

Q: How many electrons, neutrons and protons would be found in an atom of oxygen-14 (atomic number 8)?

A:

Q: The number of subatomic particles represented by : Au*+ 197 O 79 Protons, 118 Neutrons, 79 electrons…

A: Applying formula  A=Z+n

Q: TRUE or FALSE: Isotopes are elements that have a different number of protons.

A: All atoms can be identified by the no. of protons and neutrons they contain. The no. of protons in…

Q: On a mission to a newly discovered planet, an astronaut finds gallium abundances of 60.11 %% for…

A: The average atomic mass of an element can be calculated as shown below.

Q: Calculate the atomic mass for iron given the data for its natural isotopes. Fe-54: 53.940 amu 5.82%…

A:

Q: A particular element has 4 stable isotopes. If the first isotope has a mass of 88.830 amu and an…

A: Isotopesmass% abundanceFirst isotope88.830 amu0.020 %Second isotope89.033 amu1.890 %Third…

Q: give isotope name and symbol of - cobalt-60, iodine-131, strontium-89, technetium-99, sodium-24

A: We have to write the isotope name and symbol

Q: Which of the statement is false? O potassium is an alkaline earth metal. O Lithium is an alkali…

A: Given : Statement  To find : False statement

Q: How many protons and neutrons are present in 118Sn4+?

A:

Q: There are two naturally occurring isotopes of europium, 151Eu(151.0 amu) and 153Eu(153.0 amu). If…

A: Given information:Two isotopes of europium, 151Eu (151.0 amu) and 153Eu (153.0 amu)Atomic mass of Eu…

Q: nucleus  and electrons in each shell for Se-76 and U-235

A:

Q: le

A: Dear student I have given answer to your question in the image format.