Volumetric Analysis: Acid/Base
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| Branch of chemistry to which volumetric analysis belongs? | show 🗑
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| Solute | show 🗑
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| Solvent | show 🗑
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| show | A solution is a perfect mixture of a solute and a solvent
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| Concentration | show 🗑
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| Weight/weight | show 🗑
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| show | This is the amount of solute dissolved in 100cm of water
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| show | This is the amount of solute mixed with 100cm of water
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| Moles/Litre | show 🗑
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| ppm | show 🗑
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| Standard Solution | show 🗑
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| show | A primary standard is a chemical used to make a standard solution.
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| 4 criteria of a a substance to be called a primary standard | show 🗑
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| show | It absorbs moisture from the air
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| show | 1: Rinsed with water.
2: Filled with a wash bottle to 1cm of the mark
3: Using a dropper at eye level fill the flask until the bottom of the meniscus sits on the line.
4: Stopper and invert 20 times.
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| Why do we never pipette directly from the volumetric flask? | show 🗑
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| Important steps when using a pipette? | show 🗑
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| Important steps when using a burette? | show 🗑
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| show | Bases can crystalise as they dry and clog the taps of burettes. For this reason the base is normally placed in the pipette.
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| Why is a conical flask used instead of a beaker? | show 🗑
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| Why is the conical flask placed on a white tile? | show 🗑
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| Hydrochloric Acid Vs Sodium Carbonate: Indicator and colour change? | show 🗑
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| Sodium Hydroxide Vs Hydrochloric Acid: Indicator and colour change? | show 🗑
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| Sodium Hydroxide Vs Ethanoic Acid: Indicator and colour change? | show 🗑
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| show | Methyl Orange: Yellow to Pink
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| show | The answer is always calculated in moles/Litre at the end as moles/Litre was used at the start!
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