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  2. Hydrochloric acid solution 12 M; CAS Number: 7647-01-0; Synonyms: Hydrogen chloride solution; find Sigma-Aldrich-131683 MSDS, related peer-reviewed papers, technical documents, similar products & more at Sigma-Aldrich.

    • Computing Molar Mass
    • Definitions
    • Steps to Calculate Molar Mass
    • Example: Calculating Molar Mass
    Any chemical element. Capitalize the first letter in chemical symbol and use lower case for the remaining letters: Ca, Fe, Mg, Mn, S, O, H, C, N, Na, K, Cl, Al.
    Functional groups: D, Ph, Me, Et, Bu, AcAc, For, Tos, Bz, TMS, tBu, Bzl, Bn, Dmg
    parantesis () or brackets .
    Common compound names.
    Molecular mass (molecular weight) is the mass of one molecule of a substance and is expressed in the unified atomic mass units (u). (1 u is equal to 1/12 the mass of one atom of carbon-12)
    Molar mass (molar weight) is the mass of one mole of a substance and is expressed in g/mol.
    Mole is a standard scientific unit for measuring large quantities of very small entities such as atoms and molecules. One mole contains exactly 6.022 ×1023particles (Avogadro's number)
    Identify the compound: write down the chemical formula of the compound. For example, water is H2O, meaning it contains two hydrogen atoms and one oxygen atom.
    Find atomic masses:look up the atomic masses of each element present in the compound. The atomic mass is usually found on the periodic table and is given in atomic mass units (amu).
    Calculate molar mass of each element:multiply the atomic mass of each element by the number of atoms of that element in the compound.
    Add them together:add the results from step 3 to get the total molar mass of the compound.

    Let's calculate the molar mass of carbon dioxide (CO2): 1. Carbon (C) has an atomic mass of about 12.01 amu. 2. Oxygen (O) has an atomic mass of about 16.00 amu. 3. CO2has one carbon atom and two oxygen atoms. 4. The molar mass of carbon dioxide is 12.01 + (2 × 16.00) = 44.01 g/mol.

  3. Hydrochloric acid. Molecular Formula HCl; Average mass 36.461 Da; Monoisotopic mass 35.976677 Da; ChemSpider ID 307

  4. Hydrochloric Acid | HCl or ClH | CID 313 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more.

  5. There are 4 easy steps to find the molar mass of HCl based on its chemical formula. 1. Count The Number of Each Atom. The first step to finding the molar mass of Hydrogen Chloride is to count the number of each atom present in a single molecule using the chemical formula, HCl: Element. Number of Atoms.

  6. CAS. 7647-01-0, 7732-18-5. Molecular Formula. ClH. Molecular Weight (g/mol) 36.46. MDL Number. MFCD00011324 MFCD00792839 Show More. Show Less.

  7. Apr 18, 2018 · Hydrochloric acid, abbreviation HCl (aq), is a common acid both in the body and in the lab. It is, for example, a major component of gastric acid (pH 1-2, 0.5% w/v HCl). In experiments, it is used among other things to set the pH in buffers (e.g. Tris) and to reveal antigens (e.g. BrdU).

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