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This is about experimental errors for the Lab dealing with the ID of a conjugated Diene from Eucalyptus Oil.
Q- You dissolved your product in hot methanol and then stored the recrystallization solution until the next lab period. What possible effect on your results due to this experimental error could take place?
When a carboxylic acid is reacted with a strong base, the product is aA.carboxylic acid
what mass of stomach acid will neturalise an antacid tablet containing 0.1g of magnesium hydrogen carbonate
a toothpaste contains 0.24% by mass sodium fluoride, NaF and 0.30% by mass of triclosan, C12H7Cl3O2. The mass of one toothpaste is 119g. How many moles of C atoms are in the toothpaste.
a sample of sodium hydrogencarbonate, NaHCO3 is contaminated with 5-10% NaCl. How should i carry out an experiment to determine the percentage purity of NaHCO3 ?
What is the osmolarity of the 5.0% m/v calcium chloride solution? If you put a red blood cell into this 5.0% m/v calcium chloride solution, explain what would happen to the cell during the process of osmosis and why?
what is the flow rate of the gas stream leaving the condenser in mole/ min. hint first calculate the molar flow rate of the conensate and note that rate at which C6H14 an N2 enter the unit must equal to the total rates at which they leave in the t..
The tire is filled with dry air at sea level and a temperature of 60 degree F to 32 lb/square inch.standard sea level pressure is 101325 Pa at 0 degree C (STP).
Calculate the maximum mass of pure ethanol that can be vaporized in 10 min from a beaker left in strong sunshine, assuming that the surface area of the ethanol to be 50 cm^2
Determine whether sodium monohydrogen phosphate (Na2HPO4) is neutral, basic, or acidic. First, what is its Ka when it acts as an acid? Second, what is its Kb when it acts as a base?
how do you find the empirical formula of a compound if they don't give you percentages. For example, if they ask: what is the empirical formula for N2O4?
If the initial volume of the container, before any reaction takes place, is 5.70 L, determine the volume of the container after the N2 (g) and H2 (g) have reacted to completion.
170mL of an HCl solution with pH of 2.80 is added to 200mL of an HNO3 solution. The resulting pH is 1.40. What was the pH of the original HNO3 solution
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