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  2. Category:Non-free chemistry images - Wikipedia

    en.wikipedia.org/wiki/Category:Non-free...

    Media in category "Non-free chemistry images" The following 23 files are in this category, out of 23 total. 0–9. File:1g of neptunium metal.jpg; A.

  3. Non-financial asset - Wikipedia

    en.wikipedia.org/wiki/Non-financial_asset

    A non-financial asset is an asset that cannot be traded on the financial markets and whose value is derived by its physical net worth rather than from a contractual claim, as opposed to a financial asset (e.g., stock, bonds). Non-financial assets may be tangible (also known as real assets, e.g., land, buildings, equipment, and vehicles) but ...

  4. List of unsolved problems in chemistry - Wikipedia

    en.wikipedia.org/wiki/List_of_unsolved_problems...

    This is a list of unsolved problems in chemistry. Problems in chemistry are considered unsolved when an expert in the field considers it unsolved or when several experts in the field disagree about a solution to a problem.

  5. Instrumental chemistry - Wikipedia

    en.wikipedia.org/wiki/Instrumental_chemistry

    Instrumental analysis is a field of analytical chemistry that investigates analytes using scientific instruments. Block diagram of an analytical instrument showing the stimulus and measurement of response

  6. Chemical reaction - Wikipedia

    en.wikipedia.org/wiki/Chemical_reaction

    Nuclear chemistry is a sub-discipline of chemistry that involves the chemical reactions of unstable and radioactive elements where both electronic and nuclear changes can occur. The substance (or substances) initially involved in a chemical reaction are called reactants or reagents.

  7. Quantitative analysis (chemistry) - Wikipedia

    en.wikipedia.org/wiki/Quantitative_analysis...

    The general expression Qualitative Analysis [...] refers to analyses in which substances are identified or classified on the basis of their chemical or physical properties, such as chemical reactivity, solubility, molecular weight, melting point, radioactivity properties (emission, absorption), mass spectra, nuclear half-life, etc. Quantitative Analysis refers to analyses in which the amount ...

  8. Asset classes - Wikipedia

    en.wikipedia.org/wiki/Asset_classes

    In finance, an asset class is a group of marketable financial assets that have similar financial characteristics and behave similarly in the marketplace. We can often break these instruments into those having to do with real assets and those having to do with financial assets. Often, assets within the same asset class are subject to the same ...

  9. Inorganic nonaqueous solvent - Wikipedia

    en.wikipedia.org/wiki/Inorganic_nonaqueous_solvent

    An inorganic nonaqueous solvent is a solvent other than water, that is not an organic compound.These solvents are used in chemical research and industry for reactions that cannot occur in aqueous solutions or require a special environment.