"Hydrochloric Acid" Essays and Research Papers

1 - 10 of 500

Hydrochloric Acid

STANDARDISATION OF HYDROCHLORIC ACID REPORT Aim: To standardize an unknown solution of hydrochloric acid Method: See INSTRUCTIONS for practical 6.2 & 6.3 Results: Attempt No. | Titre (mL) | | 1 | 20.9 | Rough Titration | 2 | 20.5 | | 3 | 20.7 | Concordant Titres | 4 | 20.7 | | 5 | 20.7 | | (1) Tabled Results (2) Concordant Titrations Results 20.7 mL | 20.7 mL | 20.7 mL | Average of Concordant: (20.7 + 20.7 +20.7) 3= 20.7 mL Calculations: ...

Premium Measurement, Mole, Sodium bicarbonate 524  Words | 3  Pages

Open Document

Standardization of Hydrochloric Acid by Sodium Carbonate

Standardization of hydrochloric acid by sodium carbonate Concentrated hydrochloric acid is roughly 11 M. Pour out into a measuring cylinder about 2 cm3 of concentrated hydrochloric acid. Transfer it to a 250 cm3 flask and make up to the mark with water. Shake well. Put some pure sodium hydrogen carbonate or anhydrous sodium carbonate into an evaporating dish and heat gently over a low flame for about fifteen minutes, stirring continuously. Take care not to heat the mass too strongly or fusion...

Premium PH, Mass, Sodium 553  Words | 3  Pages

Open Document

What Effect Will the Concentration of Hydrochloric Acid Have on the Rate of Reaction Between Hydrochloric Acid and Magnesium?

chemical reaction, the magnesium will dissolve in the hydrochloric acid to produce hydrogen gas. This is because magnesium is higher than hydrogen in the reactivity series. Therefore, when the two reactants are combined, a displacement reaction occus and the magnesium displaces the hydrogen, forming magnesium chloride and hydrogen gas. Mg (s) + 2HCl (aq) -> MgCl 2 (aq) + H 2 (g) Magnesium + Hydrochloric acid -> Magnesium Chloride + Hydrogen Aim The aim...

Premium Chemistry, Chemical reaction, Hydrogen 1555  Words | 7  Pages

Open Document

Measuring the Loss in Mass of Marble Chips and Hydrochloric Acid

Title: Measuring the loss in mass of Marble chips and Hydrochloric acid Aim: We will measure the loss in mass of the marble chips (CaCO 3 ) as it reacts with Hydrochloric acid (HCl). This one method of measuring the rate of reaction. We will use a balance to measure this mass loss as the reactants are used up to form product. Safety: * As Hydrochloric acid is corrosive wear a lab coat, gloves and safety goggles. * Take care when using the glassware not to cut yourself. * When...

Premium Calcium carbonate, Hydrogen, Hydrochloric acid 589  Words | 3  Pages

Open Document

Effect of Temperature on the Rate of Reaction Between Hydrochloric Acid and Calcium Carbonate

Hypothesis: In a reaction between calcium carbonate and hydrochloric acid, the products calcium chloride, carbon dioxide and water are formed. I predict that the higher temperature of HCl acid, the higher the reaction rate will be, this is because at a higher temperature there will more fast-moving hydrochloric acid molecules per set volume. This means that there will be a higher chance of the calcium carbonate molecules colliding with the hydrochloric acid and reacting, with enough energy to break the activation...

Free Calcium carbonate, Carbon dioxide, Hydrogen 570  Words | 3  Pages

Open Document

Concentration of Acid

the concentration of the acid solution changes the rate of the reaction between dilute hydrochloric acid and magnesium metal. • As the metal reacts with the acid, hydrogen gas is produced and the metal dissolves. To get an estimate of the rate of reaction, the time taken for a small piece of magnesium ribbon to dissolve (disappear) can be measured. This is a “clock reaction” and the reaction rate is proportional to 1/time taken SAFETY Dilute hydrochloric acid is harmful. Wear safety spectacles...

Premium Chemistry, PH, Hydrogen 685  Words | 3  Pages

Open Document

Disappearing X Experiment. Coursework about sodium thiosulphate and hydrochloric acid. Method, Results, Fair Testing, Evaluation included. Was marked with a passing grade.

sodium thiosulphate (thio) and hydrochloric acid. Hydrochloric Acid + Sodium Thiosulphate "" sodium chloride + water + sulphur The reactants are both colourless, but one of the products, sulphur, is yellow, so we can use this fact to follow the rates of reaction. I am going to investigate how the concentration of the acid effects the speed of the reaction. Apparatus 1 small measuring cylinder 1 large measuring cylinder 1 small beaker 1 large beaker Hydrochloric Acid Sodium Thiosulphate Cross...

Free Sodium, Chemical reaction, Chlorine 654  Words | 5  Pages

Open Document

Hydrochloric Acid

ICSE Class X Chapter 5 Hydrogen Chloride and Hydrochloric Acid Hydrogen chloride (HCl) : Formula : HCl Nature : Covalent. Molecular Mass : 36·5u [i.e. HCl = 1 + 35·5 = 36·5] Occurrence : (i) Present in gastric juices. (ii) Present in volcanic gases. Laboratory preparation of HCl gas : Hydrogen chloride gas is prepared in laboratory by heating conc. H2SO4 with NaCl. NaCl + H2SO4 Heat  → NaCl + NaHSO4 Heat  → NaHSO4 + HCl Sodium hydrogen sulphate Na2SO4 + HCl ...

Premium Hydrogen chloride, Acid, Ammonia 539  Words | 3  Pages

Open Document

LAB Report Experiment 7 Investigating Stoichiometry with Sodium Salts of Carbonic Acid

Gracen Seiler April 7th, 2015 Section- 109 Investigating Stoichiometry with Sodium Salts of Carbonic Acid Introduction- This experiment is intended to help find a better understanding of chemical stoichiometry through titrations of NaHCO3 and NA2CO3 with HCl. A chemical reaction is a process that involves rearrangement of the molecular or ionic structure of a substance, as opposed to a change in physical form in a nuclear reaction. Titration is when a measured amount...

Premium Sodium carbonate, Sodium bicarbonate, Sodium 868  Words | 5  Pages

Open Document

Rates of Reaction

sodium thiosulphate (Na S2 O3) affects the speed of its reaction with Hydrochloric acid (HCL). Introduction When Sodium Thiosulphate and Hydrochloric acid react they produce a cloudy precipitate. Both of the chemicals are clear solutions and they react together to form a yellow precipitate of sulphur, the equation for this reaction is: Na2 S2 O3 + HCL, H2 O + NaCL + SO2 + S Sodium Thiosulphate + Hydrochloric acid, Water + Sodium chloride + Sulphur dioxide Because the solution turns...

Premium Reaction rate, Sodium chloride, Sodium 937  Words | 4  Pages

Open Document

Become a StudyMode Member

Sign Up - It's Free