Acids/bases design lab essay

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Acids/bases design lab essay

Should not come in contact with skin, or be ingested Sciencelab, Safety goggles and latex gloves were worn. The procedure was performed beneath a fume hood.

A clean, dry A clean, dry, Record the volume measured of the hydrochloric acid solution contained in the The hydrochloric acid solution in the The mass was recorded to the nearest 0.

The piece of solid zinc metal was then placed in the 50cm3 beaker labeled Beaker AT1 using tweezers, and a stopwatch was started immediately. Acids/bases design lab essay observations were recorded. Its mass was recorded to the nearest 0.

After exactly 1 minute has elapsed, the 50cm3 beaker labeled AT1 was decanted of its hydrochloric acid solution, making sure that the zinc metal strip remained. The water was then decanted from the 50cm3 beaker into a waste beaker. The beaker containing the recently rinsed zinc metal strip that reacted with the hydrochloric acid solution for one minute was then placed on a hot plate set to low heat, and allowed to dry off for 5 minutes.

After 5 minutes of heating, the beaker was then set aside, and allowed to cool for 2 minutes, and then placed on the electronic milligram balance. Steps were done for two more trials to ensure precision in the data collected.

However, the beaker labels for trial two were: The lab area was cleaned, and hands were washed. Any solid waste remaining was placed in a designated waste container, and any liquid waste was disposed of accordingly.

Recall, do as you otter, add acid to water! The volume of the hydrochloric acid solution contained in the After exactly 1 minute has elapsed, the 50cm3 beaker labeled BT1 was decanted of its hydrochloric acid solution, making sure that the zinc metal strip remained.

The beaker, labeled BRT1, containing the recently rinsed zinc metal strip that reacted with the hydrochloric acid solution for one minute, was then placed on a hot plate set to low heat, and allowed to dry off for 5 minutes. After exactly 1 minute has elapsed, the cm3 beaker labeled CT1 was decanted of its hydrochloric acid solution, making sure that the zinc metal strip remained.

Acids/bases design lab essay

The water was then decanted from the cm3 beaker into a waste beaker. The beaker, labeled CRT1, containing the recently rinsed zinc metal strip that reacted with the hydrochloric acid solution for one minute, was then placed on a hot plate set to low heat, and allowed to dry off for 5 minutes.

After exactly 1 minute had elapsed, the cm3 beaker labeled DT1 was decanted of its hydrochloric acid solution, making sure that the zinc metal strip remained.

Reacting Acids and Bases Lab Report | Essay Example

The beaker, labeled DRT1, containing the recently rinsed zinc metal strip that reacted with the hydrochloric acid solution for one minute, was then placed on a hot plate set to low heat, and allowed to dry off for 5 minutes.

More essays like this:Reacting Acids and Bases Lab Report Essay Sample. In this lab, the neutralization of of an acid and a base was observed. 20 drops of sodium hydroxide were added to an evaporating dish, followed by a drop of phenolphthalein indicator. Introduction of TOPIC.

How does a change in the pH value of a solution of hydrochloric acid (HCl(aq)), affect how much zinc metal is reacted with the hydrochloric acid in a one minute time frame (rate of reaction), if the zinc metal is kept as the excess reactant across all variations in pH of the hydrochloric acid .

Reacting Acids and Bases Lab Report Introduction Every liquid, except for distilled water, has either acidic or basic traits. An acid is sour tasting, and gives a sharp stinging pain in a cut or wound, and bases taste bitter, and feel slippery.

Mariam Sy May 8, Acid- Base Titration Lab Write-up Introduction: Titration is the process of adding measured volumes of a base or acid with a known concentration to an acid or base with an unknown concentration in order to determine the unknown concentration.

We will write a custom essay sample on Acid- Base Titration Lab specifically for you for only $ $/page. Order now 4. If the unknown acid ad been diprotic, then the mole-to-mole ratio between the acid and NaOH would have been , the molarity and normality would have been , the number of equivalents would have been two and not one.

 Acid/ Base Titration Lab Design III Materials: Goggles HCl NaOH Distilled Water Label Beaker Graduated Cylinder Pipet Stirring rod Buret with clamp Stopper Ring Stand Utility Clamp Computer Computer Program pH probe Procedure: 1) 2) Goggles were put on.

Acids and bases lab report - College Homework Help and Online Tutoring.