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How much heat is required to raise the temperature of 42.5 g of water from its melting point to its boiling point? Express your answer numerically in kilojoules.
Calculate the theoretical yield when 7.0 ml of acetic anhydride , 4 drops of phosphoric acid
In dilute solution the carbonyl absorption band of II occurs at 1702/cm. Explain this observation. stretching vibration in carboxylic acids is heavily mixed
calculate the vapor pressure of the pressure cooker if the temperature inside the pressure cooker is 119 degree celcuis.
Crime scene investigators keep a wide variety of compounds on hand to help with identifying unknown substances they find in the course of their duties
How much ice in grams would have to melt to lower the temperature of 51.0 g of water from 65.0*C to 0*C
When performing your experiment, you add your first drop of oleic acid/benzene solution, and a lens forms immediately.
Write the net ionic equation for the following reactions: a. The precipitation of manganese (II) hydroxide b. The reaction that occurs when sodium fluoride is added to a solution containing iron
A method of preparing a very pure alkane is to react the corresponding alkyl magnesium halid (grignard reagent) with water and collect the alkane product.
If the excess of Cr3+ is discharged into a waste stream that is saturated with atmospheric oxygen at the pH of 6.0, would there be a significant conversion of Cr3+ to dichromate at equilibrium? Present numerical results to justify your conclusion.
what is the rate law? b) calculate the value of the rate constant c)calculate the initial rate for an experiment when both I- and OCl- are initially present at 0.15 mol/L
The reaction of Zn and Cu2+ produces a brown solid product. What is the identity of this product. Provide a balanced equation that shows the formation of this brown product
A solution of ammonia and water contains 1.40×10^25 water molecules and 5.30×10^24 ammonia molecules. How many total hydrogen atoms are in this solution?
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