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  1. Corrosiveness of Deionized vs Distilled water for use in Laboratory ...

    Aug 3, 2022 · Yes, deionized or distilled water will leach some metallic ions but corrosion means measurable metal loss to the extent that it causes economic damage. Thus, corrosiveness distilled …

  2. Effect of drinking ultra-pure water - Chemistry Stack Exchange

    May 3, 2015 · Pure water (i.e. 18 Megohm conductivity) is still just water. If you don't drink so much as to cause water intoxication, it would be no different physiologically from drinking tap water or bottled water.

  3. Why is the concentration of pure water 55.5 mol/L?

    May 13, 2017 · Since $\pu {1000 mL}$ of water is precisely $\pu {1 dm3}$ (and the units for concentration are in moles per decimetre), the concentration of water is also $\pu {55.5 mol dm-3}$.

  4. Why is water considered a pure substance instead of a mixture?

    Dec 19, 2016 · Why is water considered a pure substance instead of a mixture? Wouldn't it, when the hydrogen atoms combine with the oxygen atom, be considered a mixture, because the atoms were …

  5. What is pure water - Chemistry Stack Exchange

    Apr 15, 2017 · Can someone please explain to me what does "pure" water mean? The definition vary so much everywhere I look. But I just want to see it from a chemistry/scientific perspective.

  6. acid base - Why isn't water acidic? - Chemistry Stack Exchange

    Feb 2, 2013 · 15 The definition of an acid is a compound with a hydrogen cation and a non-metal anion. Water is a hydroxide bonded to a hydrogen atom. This hydroxide has a net negative charge, too, …

  7. Why can't pure water conduct electricity since it can be reduced at ...

    Aug 19, 2013 · 19 We all know that pure water can't conduct electricity. But during electrolysis, if add a small amount of $\ce {HCl}$ acid inside, water could be decomposed to hydrogen gas and oxygen …

  8. Is pure water very corrosive? - Chemistry Stack Exchange

    Water is corrosive at very high temperatures and pressures (in the sense that it will react with a lot of common materials), but generally speaking, pure water is less corrosive than water with impurities.

  9. What is a pure substance? - Chemistry Stack Exchange

    Water is a pure substance, so long as it has been purified. Most water that we encounter has other substances dissolved in it. Gold (as long as it is 24K) is a pure elemental substance. So is diamond …

  10. What is the real pKa of water? - Chemistry Stack Exchange

    Jan 25, 2019 · The normal (thermodynamic) one is to use the pure solvent (water) as the standard state, effectively this means, via the activity, replacing water concentration with 1 in the equilibrium …