Essays Tagged: "acid solution"

Titration Analysis of vinegar

Question:What is the molar concentration of acetic acid in a sample of vinegar?Prediction:The manufacture of claims on the label that the vinegar conta ... of vinegar?Prediction:The manufacture of claims on the label that the vinegar contains 5.0% acetic acid, which translates into a 0.87 mol/L concentration of acetic acid. The concentration of acetic a ... c acid. The concentration of acetic acid in the vinegar sample should be the same.Purpose:If we add acid solution to basic solution to produce water and salt this activity is called titration. It invo ...

(2 pages) 50 0 3.0 May/2006

Subjects: Science Essays > Chemistry

The Relationship between Heat and Amount of Reaction

stigate the relationship between the heat and amount of reaction of an experiment.2.0Theory:When an acid solution (i.e. HCl) is mixed with a solution of a base (i.e. NaOH), hydrogen ions from the acid ... this experiment, several reaction mixtures will be made, each containing various concentrations of acid and hydroxide solutions. As the volumes of the reaction mixtures are the same, the temperature ...

(1 pages) 15 1 4.0 Oct/2007

Subjects: Science Essays > Chemistry

OXIDATION-REDUCTION REACTION OF MAGNESIUM

UCTION For this experiment we studied an oxidation-reduction reaction of magnesium and hydrochloric acid solution. We compared the experimental measured amount of a product and the amount predicted by ...

(4 pages) 9 0 0.0 Feb/2008

Subjects: Science Essays > Chemistry

Chem Labs

se refer to pages 484-486 in the Nelson Chemistry textbook.Problem What effect does the addition of acids and bases have on a buffer? Prediction According the background information, acetic acid will ... , on the other hand, is unbuffered and therefore its pH will change proportionally to the volume of acid or base added.Materials Ø pH meter Ø acetic acid solution Ø ...

(1 pages) 9 0 0.0 Feb/2008

Subjects: Science Essays > Chemistry

Chem Labs

se refer to pages 484-486 in the Nelson Chemistry textbook.Problem What effect does the addition of acids and bases have on a buffer? Prediction According the background information, acetic acid will ... , on the other hand, is unbuffered and therefore its pH will change proportionally to the volume of acid or base added.Materials Ø pH meter Ø acetic acid solution Ø ...

(1 pages) 9 0 0.0 Feb/2008

Subjects: Science Essays > Chemistry

Chemistry Laboratory Report: Factors affecting reaction rates

sis: The more concentrated the reactant, the faster the rate of reaction.Materials: 2M hydrochloric acid solution, magnesium wire, distilled water, 4 test-tubes, measuringcylinder.Procedure:1)10mL 2M ... poured into a test-tube using a measuring cylinder.2)A 3cm length of magnesium wire is added to the acid, and the stopwatch is started simultaneously. The time it takes for the magnesium to disappear ...

(1 pages) 4197 0 0.0 Nov/2008

Subjects: Science Essays > Chemistry

Core 1 Notes: Production of Materials

esence of an Ag catalyst and at 250oC, to form ethylene oxide, which is further treated with dilute acid solution to form ethylene glycol. Ethene can also react with oxygen, with a copper chloride cat ... ution when it is reacted with carbon disulfide and sodium hydroxide. The solution is forced into an acid solution through holes in a spinneret. The fibres are then wound onto a spool. Other solvents s ...

(16 pages) 34 1 4.0 Nov/2008

Subjects: Science Essays > Chemistry

Isolate carbon dioxide through the upward displacement of air and then demonstrate some of its chemical and physical properties with the isolated CO2.

Chemicals:• Calcium Carbonate (CaCO3) (2g)• 2M Hydrochloric Acid Solution (HCl) (20ml)• Distilled Water (H2O) (100ml)• Limewater Solution [Ca(OH)2] (1 ... tory Manual8 and then manipulated to satisfy my specific desires. The reaction between hydrochloric acid and calcium carbonate is as follows:2HCl (aq) + CaCO3 (s) → CaCl2 (aq) + H2O (l) + CO2 (g) ... lid and the scales and then placed into the reaction tube.5.)20 millilitres of the 2M hydrochloric acid solution was measured using the 50ml measuring cylinder.6.)10 millilitres of this solution was ...

(3 pages) 2391 0 4.0 Feb/2010

Subjects: Science Essays > Chemistry

Determine Unknown Element in Monoprotic Acid

INTRODUCTIONTo determine unknown element of acid, just titrate it against a solution of bases of known concentration. Chemical characteristic of ... ent pH would be determined. The objective of the experiments also was to know the characteristic of acidic gas and alkaline gas.Acids are compounds which donate H+. Meanwhile, bases are simply defined ... onate H+. Meanwhile, bases are simply defined as compounds that produce OH- ions. Neutralization of acids occur when they react with bases to form salt and water molecule at pH 7. Strong acids and bas ...

(3 pages) 18 0 0.0 Apr/2010

Subjects: Science Essays > Chemistry