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  2. Lead(II) sulfate - Wikipedia

    en.wikipedia.org/wiki/Lead(II)_sulfate

    Lead(II) sulfate (PbSO 4) is a white solid, which appears white in microcrystalline form.It is also known as fast white, milk white, sulfuric acid lead salt or anglesite.. It is often seen in the plates/electrodes of car batteries, as it is formed when the battery is discharged (when the battery is recharged, then the lead sulfate is transformed back to metallic lead and sulfuric acid on the ...

  3. Template:List of oxidation states of the elements - Wikipedia

    en.wikipedia.org/wiki/Template:List_of_oxidation...

    The oxidation states are also maintained in articles of the elements (of course), and systematically in the table {{Infobox element/symbol-to-oxidation-state}} See also [ edit ]

  4. IRS tax forms - Wikipedia

    en.wikipedia.org/wiki/IRS_tax_forms

    As of the 2018 tax year, Form 1040, U.S. Individual Income Tax Return, is the only form used for personal (individual) federal income tax returns filed with the IRS. In prior years, it had been one of three forms (1040 [the "Long Form"], 1040A [the "Short Form"] and 1040EZ - see below for explanations of each) used for such returns.

  5. Free File - Wikipedia

    en.wikipedia.org/wiki/Free_File

    The IRS Free File Program is a service that allows U.S. taxpayers to prepare and e-file their federal income tax returns for free. Through the program, commercial tax software companies that are part of the Free File Alliance offer free tax preparation software to tax filers with annual adjusted gross income (AGI) below $73,000 for Tax Year 2022.

  6. Tax Checklist: See the 5 IRS Tax Forms You’ll Need to Get ...

    www.aol.com/tax-checklist-see-5-irs-110052314.html

    Here are the most common tax forms you’ll need to file your return and ... All three IRS forms have been consolidated into the Form 1040. ... The Average Retirement Age in Every State. Last ...

  7. Lead compounds - Wikipedia

    en.wikipedia.org/wiki/Lead_compounds

    Compounds of lead exist with lead in two main oxidation states: +2 and +4. The former is more common. Inorganic lead(IV) compounds are typically strong oxidants or exist only in highly acidic solutions. [1] Red α-PbO and yellow β-PbO The mixed valence oxide Pb 3 O 4 Black PbO 2 which is a strong oxidizer

  8. Oxidation state - Wikipedia

    en.wikipedia.org/wiki/Oxidation_state

    Oxidation states are typically represented by integers which may be positive, zero, or negative. In some cases, the average oxidation state of an element is a fraction, such as ⁠ 8 / 3 ⁠ for iron in magnetite Fe 3 O 4 . The highest known oxidation state is reported to be +9, displayed by iridium in the tetroxoiridium(IX) cation (IrO + 4). [1]

  9. Form 1040 - Wikipedia

    en.wikipedia.org/wiki/Form_1040

    U.S. Individual Income Tax Return Form 1040 for fiscal year 2021. Form 1040, officially, the U.S. Individual Income Tax Return, is an IRS tax form used for personal federal income tax returns filed by United States residents. The form calculates the total taxable income of the taxpayer and determines how much is to be paid to or refunded by the ...

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