Essays Tagged: "mgcl2"

Gravimetric determination of water in hydrated magnesium chloride

Aim: To calculate the value of n in MgCl2.nH2OTheory: Gravimetric analysis is where the amount of a specific chemical in a material is d ... t.The number of moles of water in a substance can be found by measuring the loss in mass on heating.MgCl2.nH2O MgCl2.nH2O'n' can be calculated by comparing the mass of hydrated salt with the mass of a ... onstant.Results: M1 = 39.59gM2 = 41.62gM3 = 40.64gM4 = 40.63gAverage mass of crucible and anhydrous MgCl2 = 40.635Mass of anhydrous MgCl2 (M4 - M1) = 1.045gNumber of moles of MgCl2 (GFM = 95.3g) = 1.0 ...

(1 pages) 74 0 4.2 Mar/2002

Subjects: Science Essays > Chemistry

Reaction (rate) between magnesium ribbon and hydrochloric acid

c acid to create magnesium chloride and hydrogen. The balanced formula for this is:Mg(s) + 2HCL(aq) MgCl2(aq) + H2(g)Magnesium + hydrochloric acid Magnesium Chloride + HydrogenMagnesium will react wit ...

(9 pages) 41558 0 3.0 May/2004

Subjects: Science Essays > Chemistry

Rates of reactions coursework (GCSE)

he Effect of concentration on the reaction between magnesium and hydrochloric acid.Mg(s) + 2HCl(aq) MgCl2(aq) + H2(g)Aim:In this experiment I am going observe and record the reaction between magnesium ...

(2 pages) 31 0 2.3 Jul/2004

Subjects: Science Essays > Chemistry

Rates of Reaction: GCSE Chemistry.

D INFORMATION:Magnesium(s) + Hydrochloric acid(aq) = Magnesium Chloride(aq) +Hydrogen(g)Mg + 2HCl = MgCl2 + H2In the reaction when the magnesium hits the acid when dropped in,it fisses and then disapp ...

(8 pages) 40 0 3.0 Oct/2005

Subjects: Science Essays > Chemistry

Rates Of Reaction Investigation

acid to create Magnesium chloride and Hydrogen. The balanced formula for this is:Mg(s) + 2HCL(aq) = MgCl2(aq) + H2(g)Magnesium + Hydrochloric Acid => Magnesium Chloride + HydrogenMagnesium will rea ...

(6 pages) 17 0 0.0 Nov/2006

Subjects: Science Essays > Chemistry

Rate of reaction between Hydrochloric acid and magnesium

Magnesium (Mg) in different temperatures. The products that will be formed are Magnesium Chloride (MgCl2) and Hydrogen (H2).Prediction:I predict that as the temperature increases the rate of reaction ...

(3 pages) 14 0 3.0 Nov/2006

Subjects: Science Essays > Physics

OXIDATION-REDUCTION REACTION OF MAGNESIUM

e amount predicted by the theoretical calculation of a balanced equation: Mg (s) + 2HCl (aq) → MgCl2 (aq) + H2 (g) PROCEDURE First we obtained a strip of pre-cut magnesium ribbon, cleaned it with ... ATION OF GRAMS AND MOLE OF MAGNESIUM CONSUMED DURING EACH TRIAL BALANCED EQUATION: Mg + 2HCl → MgCl2 + H2 TRIAL I (3.147 x 10-3 mol. H2 ( 1mol Mg / 1mol H2) (24.3050 g/mol-1/ 1mol Mg) = 0.077g Mg ...

(4 pages) 9 0 0.0 Feb/2008

Subjects: Science Essays > Chemistry

Chemistry Laboratory Report: Factors affecting reaction rates

31.4641.2Discussions:The reaction between magnesium and hydrochloric acid:Mg (s) + 2HCl (aq) → MgCl2 (aq) + H2 (g)Increasing the concentration of the hydrochloric acid will increase its solubilit ...

(1 pages) 5309 0 0.0 Nov/2008

Subjects: Science Essays > Chemistry

The Ideal Gas Constant

e of H2: 765.2mm Hg – 21.7 mm Hg = 743.5 mm Hg2) Balanced Equation:Mg (s) + 2HCl (aq) H2 (g) + MgCl2 (aq)3) Moles of Mg used:Molar Mass of Mg is 24.3g/mol0.04268/24.3 = 0.0017564 mol4) Moles of H ...

(2 pages) 2943 0 0.0 Nov/2008

Subjects: Science Essays > Chemistry