How many protons, neutrons and electrons are there in a neutral atom of gallium-67 ? Protons: Neutrons: Electrons:

Q: • Part D Based on your answer in Part B, how many neutrons are in this amount of C? Express your…

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Q: Iron has an atomic number of 26. How many protons does this element have?

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Q: How many protons, neutrons, and electrons are in an atom of (a) 138Ba, (b) phosphorus-31?

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Q: 5. In a chemical formula, which element is listed first?

A: In a chemical formula, which element has to be listed first has to be given.

Q: In a sample of gallium there is 60.2% of gallium-69 (68.9 amu) atoms and 39.8% of gallium-71 (70.9…

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Q: Argon has three naturally occurring isotopes, 36Ar, 38Ar, and 40Ar. What is the mass number of each?…

A: To find: The mass number, number of protons, number of neutrons, and  number of electrons present in…

Q: If mass # is 141 and the # of protons 58, what is the atomic symbol and the # of neutrons?

A: Given:The mass number  of atom = 141 The no of proton = 58

Q: How many protons, neutrons and electrons are there in a neutral atom of the isotope of chlorine…

A: Calculation of protons, neutrons and electrons present in neutral atom: The given compound is…

Q: How many protons neutrons and electrons are present in a single atom of osmium - 190?

A: Since the Atomic number of Osmium = 76  Hence number of electrons = Atomic number = 76

Q: If an element, El, has two isotopes with the masses and abundances listed below: 72El: 72.1961 amu;…

A: The element that possesses distinct number for neutrons (might be less or more) as compared to its…

Q: For each of the following species, determine the number of protons and the number of neutrons in the…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: How many elements are presently known? About how many occur naturally?

A: Periodic table contains 119 elements but the last elements 119 know as Ununennium or eka-francium is…

Q: Which statement about subatomic particles are true? Protons have twice the mass of neutrons

A: Subatomic atomic particles: A standard atom consists of three subatomic particles:  Electron Proton…

Q: Chlorine has two naturally occurring isotopes, 35Cl and 37Cl. What is the mass number of each…

A: To find: The mass number of each isotope. Number of protons, neutrons and electrons are present in…

Q: How many protons and neutrons are in an atom of Pm-149? Number of protons Number of neutrons =|

A: given atom, Pm-149 its symbol is Pm61149

Q: How many protons, neutrons and electrons are present in an atom of 40Ca and 119Sn ?

A: The atoms considered are 40Ca and 119Sn.

Q: Which elements make up about 99% of the mass of living things?

A: Elements are very important for the maintenance of biological life. For example sodium and potassium…

Q: Bromine has two naturally-occurring isotopes. 79Br has a mass of 78.9 amu and accounts for 58.3% of…

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Q: Chlorine has two abundant isotopes, Chlorine-35 and Chlorine-37. How many protons and neutrons are…

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Q: Iodine has a mass number of 127 and 53 protons, how many neutrons does it have?

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Q: How many protons, neutrons, and electrons are in an atom of strontium-90?

A: The atomic number of strontium is 38. The atomic number present in a neutral atom is always equal to…

Q: An element with 11 neutrons, 11 protons, and 11 electrons would have a mass number of _____?

A: The total number of neutrons and protons present in a nucleus is known as mass number.

Q: Americium-241 is a radioactive isotope that is used in high-precision gas and smoke detectors. How…

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Q: Consider a hypothetical case in which the charge on a proton is twice that of an electron. Using…

A: We need to consider the hypothetical case where the charge on the proton is twice than that of an…

Q: How many electrons are in gold atom? Does protons also take part in chemical reaction?

A: Gold is a chemical element with the symbol Au and atomic number 79, making it one of the higher…

Q: the isotope with 33 protons and 40 neutrons in its nucleus

A: Given : number of protons is 33. And number of neutrons = 40

Q: How many Chlorine atoms are there in phosgene?

A: Phosgene is a colorless gas having molar mass equals to 98.92 g/mol. It is a suffocating gas.

Q: give the number of protons, electrons, and neutrons for Strontium-88

A: An atom is mainly composed of three sub-particles; electrons, protons and neutrons. These particles…

Q: Hydrogen and oxygen react to form water, together they are a  .... - molecule - compound -…

A: Hydrogen and oxygen are atoms that combine to form water

Q: How many protons, neutrons, and electrons are contained in an atom of argon, which has an atomic…

A: The atomic number is determined by the number of protons. The number of neutrons is obtained by the…

Q: An ion has 34 protons and a charge of 2-. How many electrons does this ion have

A: Given: Number of protons = 34. And charge on ion = -2.

Q: Argon has three naturally occurring isotopes, ³⁶Ar, ³⁸Ar, and ⁴⁰Ar. What is the mass number of each?…

A: The mass number (A) of atom is the sum of number of protons and neutrons and the atomic number (z)…

Q: An ion has 28 protons, 24 electrons, and 30 neutrons. What is its ionic charge?

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Q: How many protons and neutrons are in the nucleus of Kr-80?

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Q: (1) The radioactive isotope selenium-75 is used in medical imaging as indicated on the table above.…

A: Dear student since you have asked two different questions but according to guidelines we will solve…

Q: Bromine has two naturally occurring isotopes. One of them, bromine-79, has a mass of 78.918 amu and…

A: Given: There are two naturally occurring isotopes of bromine. Mass of isotope 1 i.e. bromine 79 =…

Q: Chlorine has two isotopes, 35Cl and 37Cl; 75.77% of chlorine is 35Cl, and 24.23% is 37Cl. The atomic…

A: To calculate the average atomic mass from isotopes with different percentages of availability, we…

Q: OBo and F have the same number of neutrons. O"c and "N are isotopes of each other because their mass…

A: Atomic number = number of protons =number of electrons (for neutral element) Atomic mass = number of…

Q: Chlorine has two naturally occurring isotopes, ³⁵Cl and ³⁷Cl.What is the mass number of each…

A: Number of proton present in a neutral element = Number of electron present in that neutral element =…

Q: How many protons, neutrons, and electrons?

A: The number of protons is always equal to the atomic number while number of neutrons is equal to mass…

Q: What is the mass (in grams) of one Ni-58

A: Given is number of atom = 1 Mole represent the quantity of fundamental particle.

Q: Element Protons Neutrons Mass (atom) Carbon #protons? 12 Beryllium 4 #neutrons? element? 10…

A: For an element, the atomic number, Z, of an element is equal to the number of protons. The atomic…

Q: How many protons neutrons and electrons are present in a single atom of bromine-79?

A: Since the atomic number of bromine = 35  hence number of electrons = Atomic number = 35

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Q: How many protons, neutrons, and electrons does 79se2-  ion?

A: Se or selenium comes under carbon family. Selenium is a metalloid(an element intermediate in…

Q: For oxygen-18 with a charge of 1, the number of protons ,neutron ,and electrons

A: since you have asked multiple question, as per our company guidelines we are supposed to answer the…

Q: The number of protons, neutrons, and electrons in a nucleus of Br-80 is

A: The nucleus given is Bromine, Br-80.

Q: How many atoms of cobalt equal a mass of 58.93g

A: Molecular mass of cobalt = 58.93   Number of moles can be shown below

Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.