Essays Tagged: "Solubility"

Analytical Chemistry

but determining their molecular structures and measuring such physical properties as pH, color, and solubility. Wet analysis involves the studying of substances that have been submerged in a solution ...

(4 pages) 116 0 4.1 Jan/1996

Subjects: Science Essays > Chemistry

Lab Report on milk co-motion.

(2 pages) 59 0 4.4 Apr/2003

Subjects: Science Essays > Biology

The solubility of Potassium Nitrate lab report.

The Solubility of Potassium NitrateAim:The aim of this experiment is to find out by how much the solubil ... rom the internet, one made according to our results.Conclusion:From the results we can see that the solubility of potassium nitrate is increased as the temperature is increased. The relationship is no ... esn't form a straight line when plotted on a graph. Now, there are three main factors, which affect solubility (besides pressure).Temperature will affect solubility. If the solution process absorbs en ...

(3 pages) 33 0 3.7 Nov/2003

Subjects: Science Essays > Chemistry

Identifying bond type with physical properties

onpolar substances. So maybe we thought it formed a solution, but in reality it didn't. Besides the solubility in H2O, which we thought had happened, every other properties match the molecular substan ...

(4 pages) 54 1 4.1 Mar/2004

Subjects: Science Essays > Chemistry

Ksp study

alkaline earth metals have very small solubilities. Weak electrolytes are salts with relatively low solubility in water.When we use the solubility rules to predict whether or not a precipitate will fo ... can be incorporated in the equilibrium constant to give another constant, Ksp, which is called the solubility product constant.In general, for an ionic compound with the formula AxBy the equilibrium ...

(8 pages) 29 0 0.0 Mar/2004

Subjects: Science Essays > Chemistry

Percent Yield of a Precipitate

ss is less that 3g)When we consider a double displacement reaction; we will need to think about the solubility rules. In our experiment we consider the rule that "Most nitrate (NO3-) salts are soluble ... efore the experiment it is possible to predict whether the reaction will include precipitate by the solubility rules. In this case the precipitate will be BaSO4.HypothesisIn this experiment the reacti ...

(5 pages) 29 0 4.0 Apr/2004

Subjects: Science Essays > Chemistry

Comparing the solubility's of copper sulphate, sodium chloride and potassium nitrate

Comparing the solubility's of copper sulphate, sodium chloride and potassium nitrateBackground InformationMolecula ... hey dissolve in water.H2Oe.g. NaCl (s) Na+ (aq) + Cl (aq)There are several factors that will affect solubility between different compounds:Temperature - If the solution process absorbs energy then the ... temperature increase. If the solutionreleases energy (exothermic, i.e. between sugar and water)then solubility will decrease.Molecular Size - If the size or weight of the individual molecules is large ...

(4 pages) 19 0 0.0 Jan/2005

Subjects: Science Essays > Chemistry

Recrystallization

water at room temperature but much more soluble in water at higher temperature. This difference in solubility at hot versus cold temperatures is essential for the recrystallization process. Other tha ...

(5 pages) 46 0 4.2 Mar/2006

Subjects: Science Essays > Chemistry

Biology Lab Report on the extraction of Chlorophyl from Plant Leaves

gments types of a leaf. As the filter paper with the solvent will separate the pigments in terms of solubility, a clear segmentation of each is expected to show off.As various chemicals were used in t ... ish green)ConclusionAs expected the solvent has caused the pigments to migrate into their groups of solubility. The yellowish green Chlorophyll B was the first band we identified, only migrated 8mm an ...

(3 pages) 50 0 3.0 Mar/2006

Subjects: Science Essays > Biology > Plant Biology

Solubility of salt

Objectives of ExperimentThe objectives of this experiment are:1. To determine the solubility of a solute at a different temperature2. To state the differences between a saturated and ... erature2. To state the differences between a saturated and an ordinary solutionTheory and BackgroundSolubility is a measure of how easily one substance can dissolve in another.The more soluble a subst ... n be inserted into solution. There are a number of patterns in the data obtained from measuring the solubility of different salts. These patterns form the basis for the rules outlined in the table bel ...

(10 pages) 36 1 5.0 Mar/2006

Subjects: Science Essays > Chemistry

Precipitation Reactions

soluble compound is called a precipitate.HOW TO PREDICT WHETHER A PRECIPITATION REACTION WILL OCCUR?Solubility rules are useful summaries of information about which ionic compounds (or combinations of ... ul for figuring out what ions might be involved when a precipitation reaction has been observed.The solubility rules* Most silver, lead and mercury salts are insoluble exept their nitrates and perchlo ...

(2 pages) 19 0 3.0 Aug/2006

Subjects: Science Essays > Chemistry

Melting point lab

lid organic compounds that are at room temperature. This process is built on the principle that the solubility of a compound increases with temperature and decreases as it cools down, into its crystal ... an unknown compound by mixture melting point.Reagent Table:Molecular weight g/molMp o CBP o CDensitySolubilityAcetanilide135.1652114.33041.219Less than.1g at 22oCTrans-cinnamic148.161133300.9957-10 g ...

(5 pages) 29 0 0.0 Feb/2007

Subjects: Science Essays > Chemistry

Ibuprofen Resolution

s different properties compared to either one of the pure enantiomers. Different melting points and solubility's are very common.Reagent Table:M.WM.PB.P DensitySolubilityIbuprofen206.376immiscible2-Pr ...

(3 pages) 12 1 3.0 Feb/2007

Subjects: Science Essays > Chemistry

Lipid

Objective: 1. Test for the solubility of the lipids in the several common solvents.2. Test for the saponification and t ... r the unsaturation in the way determination of the iodine number of a fat or oil.Result: 1. Solubility Test: (0.5) solvent Ether Chloroform Acetone Ethanol ...

(5 pages) 15 0 5.0 Oct/2001

Subjects: Science Essays > Chemistry

Pysical Science 416

c To observe the results of the solids under 5 tests. (Conductivity indicator, magnetic test, water solubility test, conductivity of soln and test with Hcl, density test ) To observe all of the solids ... the magnetic properties of a given object V. Dish well: place water inside a single well to perform solubility test.VI. Spatula: use to remove a certain amount of the powders from their test tubes.VII ...

(4 pages) 11 0 0.0 Aug/2001

Subjects: Science Essays > Chemistry

Lab Write Up For Separation by Filtration and Crystallization

questions1What property enabled you to completely separate the sodium chloride/charcoalmixture?The solubility’s of the two substances in water allowed us to separate the mixture. Charcoal is ins ...

(2 pages) 33 1 4.0 Feb/2008

Subjects: Science Essays > Chemistry

Seperating cyclohexane and toluene by distillation understanding perceptual sets

9 g/ml, liquidMelting point6.55 °C (279.55 K)Boiling point80.74 °C (353.74 K)Solubility in waterImmiscibleViscosity1.02 cP at 17 °CThermochemistryStd enthalpy ...Density0.8669 g/mL, liquidMelting point−93 °CBoiling point110.6 °CSolubility in water0.053 g/100 mL (20-25°C)Viscosity0.590 cP at 20°CStructure...

(4 pages) 19 0 0.0 Apr/2008

Subjects: Science Essays > Chemistry

Chemistry Laboratory Report: Factors affecting reaction rates

) → MgCl2 (aq) + H2 (g)Increasing the concentration of the hydrochloric acid will increase its solubility. The higher concentration of acid means there are more reactants per molecule, making the ...

(1 pages) 4197 0 0.0 Nov/2008

Subjects: Science Essays > Chemistry

Investigating Solubility How does the solubility of Potassium Chloride and Potassium Iodide in water, vary with temperature?

How does the solubility of Potassium Chloride (KCl) and Potassium Iodide (KI) in water vary with temperature?AimT ... ure?AimTo observe solubilities of KCl and KI with water at different temperaturesTo compare the two solubility curves and discuss what might vary the solubility of different ionic compounds.The variab ...21.032 g ±0.1mg68°C ±0.1°C27.62 g ±0.1mgOver 100°CSolubility of KCl at different temperatures TemperatureSolubility (g/20cm3)Solubility (g/100cm ...

(6 pages) 16 0 0.0 Dec/2008

Subjects: Science Essays > Chemistry

Experiment on Quantitative Determination of Ksp

e Experiment was performed:Name:Partner's Name:Pre-lab: Determination of KspExperimental purposeThe solubility of chemical substances in water often varies greatly depending on their chemical structur ... on their chemical structure and the prevailing temperatures. Due to these differences, the level of solubility can range between being very soluble and insoluble. The solubility of the presumably inso ...

(2 pages) 27 0 0.0 Apr/2010

Subjects: Science Essays > Chemistry