What is the atomic mass 16 of O ?

What is the atomic mass 16 of O ?
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Answer :

O is a chemical signal. O = oxygen. This is what is meant by the atomic mass of oxygen 18. Atomic mass of an element = number of protons + number of neutrons.
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Making use of the tables of atomic masses, find: (a) the mean binding energy per one nucleon in `O^(16)` nucleus (b) The binding energy of neutron and

Description : Making use of the tables of atomic masses, find: (a) the mean binding energy per one nucleon in `O^(16)` nucleus (b) The binding energy of neutron and

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Atomic mass of Nitrogen is 14 and that of Hydrogen is 1. What will be the molecular mass of Ammonia? (1) 18 (2) 17 (3) 16 (4) 15

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Last Answer : (2) 17 Explanation: Ammonia (NH3) is composed of one atom of Nitrogen and three Hydrogen atoms. This means that its molar mass of ammonia will be the sum of the molar mass of one nitrogen atom and three times the molar mass of a hydrogen atom.

Atomic mass of Sulphur is 32u. The number of moles in 16 games of Sulphur is: (1) 1 mole of Sulphur (2) 0.5 moles of Sulphur (3) 0.75 moles of Sulphur (4) 0.25 moles of Sulphur

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Last Answer : (2) 0.5 moles of Sulphur Explanation: The molar mass of a com pound is equal to the sum of the atomic masses of its con stituent atoms in g/mol.

The atomic mass of oxygen is  A. 12  B. 14  C. 16  D. 32

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Last Answer : Answer: C

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Description : What is the molecular mass of a gas that effuses through a small hole at twice the rate as oxygen gas at the same temperature. (The molecular mass of O2 is 32.) w) 8.0 atomic mass units x) 16 atomic mass units y) 48 atomic mass units z) 64 atomic mass units

Last Answer : ANSWER: W -- 8.0 ATOMIC MASS UNITS

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What element has an atomic number lower than that of aluminum and one less valence electron than group 16 elements?

Description : What element has an atomic number lower than that of aluminum and one less valence electron than group 16 elements?

Last Answer : Nitrogen

1The elements of the second period of the Periodic Table are given below: Li Be B C N O F (a) Give reason to explain why atomic radii decrease from Li to F. (b) Identify the most (i) metallic and (ii)non-metallic element. -Science

Description : 1The elements of the second period of the Periodic Table are given below: Li Be B C N O F (a) Give reason to explain why atomic radii decrease from Li to F. (b) Identify the most (i) metallic and (ii)non-metallic element. -Science

Last Answer : a) It is because nuclear charge increases due to increase in atomic number, therefore, force of attraction between nucleus and valence electrons increases, i.e. effective nuclear charge increases, hence ... element is ‘F’ because it can gain electrons easily due to smallest atomic size.

What is the atomic number of o ?

Description : What is the atomic number of o ?

Last Answer : The atomic number of o is 8

The order of increasing size of atomic radii among the elements O,S,Se and As

Description : The order of increasing size of atomic radii among the elements O,S,Se and As

Last Answer : The order of increasing size of atomic radii among the elements O,S,Se and As A. `AsltSltOltSe` B. `SeltSltAsltO` C. `OltSltAsltSe` D. `OltSltSeltAs`

An element X has a mass number 4 and atomic number 2. Write the valency of this element? -Science

Description : An element X has a mass number 4 and atomic number 2. Write the valency of this element? -Science

Last Answer : Mass number = 4 Atomic number = 2 X is Helium. It has 0 valency and it will not react with any other atom because it has its outer shell filled.

Lithium, sodium and potassium form a Dobereiner’s triad. The atomic masses of lithium and potassium are 7 and 39 respectively. Predict the atomic mass of sodium. -Science

Description : Lithium, sodium and potassium form a Dobereiner’s triad. The atomic masses of lithium and potassium are 7 and 39 respectively. Predict the atomic mass of sodium. -Science

Last Answer : Lithium, sodium and potassium form a Dobereiner's triad. The atomic masses of lithium and potassium are 7 and 39 respectively. Predict the atomic mass of sodium. Therefore, the atomic mass of sodium = average of the atomic mass of lithium and potassium = 23.

What is the number of electrons in an atom of atomic number Z and mass number A? -Do You Know?

Description : What is the number of electrons in an atom of atomic number Z and mass number A? -Do You Know?

Last Answer : answer:

Answer: It is the unit of atomic mass.

Description : Answer: It is the unit of atomic mass.

Last Answer : The chemical reactions which never go to completion are called what?

What is the atomic number and mass ?

Description : What is the atomic number and mass ?

Last Answer : Be Atomic number 4 and mass 9

What is the atomic mass of hydrogen ?

Description : What is the atomic mass of hydrogen ?

Last Answer : Atomic mass of hydrogen 1.

What is the atomic mass of titanium ?

Description : What is the atomic mass of titanium ?

Last Answer : Atomic mass of titanium 48

What is the relative atomic mass of scandium ?

Description : What is the relative atomic mass of scandium ?

Last Answer : The relative atomic mass of scandium is 45 .

What is the relative atomic mass of calcium ?

Description : What is the relative atomic mass of calcium ?

Last Answer : The relative atomic mass of calcium is 40 .

What is the relative atomic mass of potassium ?

Description : What is the relative atomic mass of potassium ?

Last Answer : : Atomic mass relative to potassium 39 .

What is the relative atomic mass of argon ?

Description : What is the relative atomic mass of argon ?

Last Answer : The relative atomic mass of argon is 40 .

What is the relative atomic mass of chlorine ?

Description : What is the relative atomic mass of chlorine ?

Last Answer : The relative atomic mass of chlorine is 35 .

What is the relative atomic mass of sulfur ?

Description : What is the relative atomic mass of sulfur ?

Last Answer : The relative atomic mass of sulfur is 32 .

What is the relative atomic mass of phosphorus ?

Description : What is the relative atomic mass of phosphorus ?

Last Answer : The relative atomic mass of phosphorus is 30 .

What is the relative atomic mass of silicon ?

Description : What is the relative atomic mass of silicon ?

Last Answer : Relative atomic mass of silicon 28 .

What is the relative atomic mass of aluminum ?

Description : What is the relative atomic mass of aluminum ?

Last Answer : Relative atomic mass of aluminum 27 .

What is the relative atomic mass of magnesium ?

Description : What is the relative atomic mass of magnesium ?

Last Answer : The relative atomic mass of magnesium is 24 .

What is the relative atomic mass of sodium ?

Description : What is the relative atomic mass of sodium ?

Last Answer : Relative atomic mass of sodium 23 .

What is the relative atomic mass of neon ?

Description : What is the relative atomic mass of neon ?

Last Answer : Relative atomic mass of neon 20 .

What is the relative atomic mass of fluorine ?

Description : What is the relative atomic mass of fluorine ?

Last Answer : The relative atomic mass of fluorine is 19 .

What is the relative atomic mass of oxygen ?

Description : What is the relative atomic mass of oxygen ?

Last Answer : Relative atomic mass of oxygen 16 .

What is the relative atomic mass of nitrogen ?

Description : What is the relative atomic mass of nitrogen ?

Last Answer : Relative atomic mass of nitrogen 14 .

What is the relative atomic mass of carbon ?

Description : What is the relative atomic mass of carbon ?

Last Answer : Relative atomic mass of carbon 12 .

What is the relative atomic mass of beryllium ?

Description : What is the relative atomic mass of beryllium ?

Last Answer : : Relative atomic mass of beryllium 9 .

What is the relative atomic mass of lithium ?

Description : What is the relative atomic mass of lithium ?

Last Answer : The relative atomic mass of lithium is seven.

What is the relative atomic mass of helium ?

Description : What is the relative atomic mass of helium ?

Last Answer : The relative atomic mass of helium is four.

What is the relative atomic mass of hydrogen ?

Description : What is the relative atomic mass of hydrogen ?

Last Answer : The relative atomic mass of hydrogen is one.

What is Gram Atomic Mass ?

Description : What is Gram Atomic Mass ?

Last Answer : Gram atomic mass: The amount obtained by expressing the atomic mass of an element in grams is called its one gram-atomic mass ; In modern terms, it is also called a mole atom

What is a Unified Atomic Mass ?

Description : What is a Unified Atomic Mass ?

Last Answer : The unit used today for mass on the atomic or molecular scale is the unified atomic mass unit. Whose signal is u . This unit is also called dalton . A unified mass unit is approximately equal to the mass ... many people express the unified atomic mass unit i.e. u with atomic mass unit i.e. amu .

What is the atomic mass of carbon ?

Description : What is the atomic mass of carbon ?

Last Answer : Atomic mass of carbon 12.

What is meant by the relative atomic mass of carbon 12 ?

Description : What is meant by the relative atomic mass of carbon 12 ?

Last Answer : : Atomic mass of carbon 12 means: - From the application of the number Avogadro, we know that 6.02 10 ^ 23 is the actual mass of 23 atoms = its molecular mass ( M). So , the actual mass ... of carbon- 12 atoms. Another notable difference is that there is a unit of atomic mass but no unit of mass.

What is Atomic Mass ?

Description : What is Atomic Mass ?

Last Answer : Atomic mass is the mass of an atom of an elemental substance. Atomic mass is often expressed as a unit of integrated atomic mass.

What is Atomic Mass ?

Description : What is Atomic Mass ?

Last Answer : The sum of the number of protons and Newtons in an atom is called atomic mass

What is the relative atomic mass ?

Description : What is the relative atomic mass ?

Last Answer : An atom of an element is as much heavier than 1/12 of the carbon-12 isotope of atom is called the relative atomic mass of that element.

Who gave the idea of the first atomic mass ?

Description : Who gave the idea of the first atomic mass ?

Last Answer : John Dalton gave the idea of the first atomic mass.

What is the atomic mass of Silver ( Ag) ?

Description : What is the atomic mass of Silver ( Ag) ?

Last Answer : Its atomic mass is 106 |

What is the atomic mass of vanadium ?

Description : What is the atomic mass of vanadium ?

Last Answer : This is the atomic mass of 51

What is the atomic mass of potassium ?

Description : What is the atomic mass of potassium ?

Last Answer : Atomic mass of potassium 39.0283

What is the relative atomic mass of oxygen ?

Last Answer : O Relative atomic mass 32