How many atoms does hydrogen have

Q: Give the number of protons, electrons, and neutrons for Chlorine-37

A: Atomic number:  It is defined as number of protons present in an atom.  The symbol of atomic number…

Q: How many sulfur atoms are there in 3.8 mol of sulfur?

A: 1 mole of any substance consists of 6.022 x 1023 atoms of that substance.Similarly, 1 mole of sulfur…

Q: The density of helium in a balloon is 1.18 g/L. If a balloon holds 2.89 L of He, how many atoms of…

A: Since mass of He = density X volume  density of He = 1.18 g/L Volume of balloon = 2.89 L => mass…

Q: How many electrons make up 0.75 coulomb of charge?

A: The charge of electrons is quantized. The charge on one electron is given by: charge on one electron…

Q: What is the mass of 5.10*10^21 platinum atoms?

A: A mole represents 6.022x1023 particlesThe 6.022x1023 Number is also known as Avogdro's Number .It…

Q: How many atoms are there in 2 mole of a calcium

A: Given that,  No. of moles of Ca= 2 mole No. Of atoms?

Q: Pyridoxine contains 11 hydrogen atoms, 8 carbon atoms, 3 oxygen atoms, and 1 nitrogen atom. What is…

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Q: What is the mass of 100 platinum atoms?

A: Atomic mass, the amount of matter found in the element atom. It is expressed as a multiple of…

Q: how many protons does an ion with 10 electrons and a charge of +1 contains

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Q: Calculate the number of atoms in sample. 2.26 g Hg

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Q: another

A: An atom consist of electron , proton and neutron. Where electron is negatively charged. Proton is…

Q: How many gold atoms do you have if you have 410 grams of gold?

A: A mole is a unit for the measurement of the amount of the substance. No. of moles of an element =…

Q: What do you mean by Carbon atoms ?

A: Step 1: An atom is the smallest component of the element that has the chemical properties of the…

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: how many atoms are in 1.65 moles of titanium

A: Number of atoms, ions and molecules present on a given amount can be determined by “Mole Concept”.…

Q: What is the total number of atoms in a 30.0 gram sample of neon

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Q: What is atomicity

A: Atomicity is a term which is used to represent the number of atoms present in any molecule or…

Q: 3. How many hydrogen atoms are on the left side of the arrow, and how many hydrogen atoms are on the…

A: The given reaction is- 2H2 + O2→2H2O

Q: In the summer of 2010, platinum (195.078 g/mol) sold for $1,500/oz. One ounce is equal to 28.35 g.…

A: Given: Molar mass of platinum = 195.078 g/mol Cost of platinum            = $1500/oz One ounce…

Q: Explain why atomic masses are not whole numbers.

A: The atomic masses are an important quantity of each element. Each element of the periodic table will…

Q: The total number of atoms in NaCI

A: The number of atom of an element in its molecules is known as atomicity. SodiumChloride or NaCl is…

Q: how many electrons are present in 2g of oxygen?

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Q: Signature of a person increased the mass of paper by 1.2 grams with lead pencil. How many atoms of…

A: Given that Mass of C=1.2gram Molar mass of C=12g/mol No. of atoms of C=?

Q: The Cullinan diamond was the largest natural diamond ever found (January 25, 1905). It weighed 3104…

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Q: How many grams of Platinum (Pt) contain the same number of atoms as 5.0g of lithium (Li)

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Q: Calculate the number of atoms in sample. 1.87 g Bi

A: Calculate the number of moles of Bi Number of moles of Bi = Given mass of BiMolar mass of Bi= 1.87…

Q: how many atoms are in 5.8 moles of Neon

A: Welcome to bartleby !

Q: How many moles of aluminum do 3.7x10^24 aluminum atoms represent?

A: The number of units (maybe atoms, electrons, or ions) present in 1 mole of any substance is…

Q: How many protons does lithium have

A: Lithium atom proton is calculated as follows

Q: How many moles of aluminum are required to c

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Q: How many atoms are contained in 100.5 g of liquid mercury, Hg?

A: Moles of Hg atoms = given mass molar mass of Hg=number of atoms of HgAvogadro's number  100.5…

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: explain how to get the atomic symbol

A: Atomic symbol is way of representation of a particular element that makes easy handling of elements…

Q: What is the atomic weight of Nitrogen?

A: Given Nitrogen Atom. We need to determine the atomic weight of Nitrogen.

Q: What is the atomic weight of the element chlorine?

A: Average atomic weight of chlorine element is 35.5 amu. Chlorine atom has two isotopes Cl35 and Cl37…

Q: Atoms differ from ions in number of

A: Atoms are neutral; they contain the same number of protons as electrons. an ion is an electrically…

Q: If a penny is made of 3.11 grams of copper, how many atoms of copper are there in the penny?…

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Q: What is the chemical formula of hydrogen

A: To find: Chemical formula of hydrogen

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

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Q: How many lithium atoms are contained in 3.6 g sample of lithium?

A: First to convert 3.6 g to the moles. Multiply 3.6 g by the molar mass of lithium. No of atoms for…

Q: How many π electrons does C contain?

A: The given compound is,

Q: Determine the number of sulfur atoms in 2.7 mol of sulfur.

A: Given,  2.7 mol of sulfur

Q: How many atoms are in 15.6 grams of silicon?

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Q: How many atoms are in 143 grams of aluminum

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Q: How many grams of He are there in a sample of He that contains 5.06×1023 atoms? grams

A: 1- First calculate the number of moles of He atoms :  We know that,  Number of moles = [ number of…

Q: How many atoms of calcium are contained in 112.0 grams of calcium?

A: Given :-  mass of calcium = 112.0 g  To calculate :-  total number of calcium atoms present in the…

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Q: A 3.6 g sample of lithium contains how many atoms?

A: Since moles = mass / molar mass  Given : mass of Li i.e lithium = 3.6 g And since molar mass of Li =…

Q: which contains more atoms, 1 gram on gold or 1 gram of silver? explain please

A: 1mol of any substance contains 6.023 × 1023  number of atoms. 1mol of any substance means its atomic…

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.