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A 2.74g lead weight, initially at 10.8Celcius, is submerged in 7.80g of water at 51.9Celcius in an insulated container. What is the final temperature of both substances at thermal equilibrium?
Calculate delta G for this reaction at 25 C under the following conditions. Pco2 = 0.100 atm Pccl4 = 0.165 atm Pcocl2 = 0.755 atm express answer in KJ please show work as well
Please rank the following aromatic compounds in order of their reactivity in electrophilic aromatic substitution: anisole, nitrobenzene, acetophenone, toluene, benzene. Briefly explain your answer.
if the ethyl alcohol at 35 degree rise through 8.36 cm in a capillary tube of radius 0.20 mm , What is surface tension
Oleic acid has one double bond and a molar mass of 282.45 g/mol. If iodine number is equal to the number of grams of Iodine (1) that combines with 100 grams of a fat or oil substance; calculte the iodine number for Oleic acid.
The isothermal compressibility of graphite is 1.56 × 10-7 bar-1. At what pressure is density equal to density of diamond?
The pH in a lake the size of 4.0 km X 7.0 km and an average depth of 100 m is found to be 4.5. Calculate the mass of calcium carbonate that must be added to the lake water in order to raise its pH to 6.0.
The measured boiling point of the solution was 65.46 °C. Calculate the molecular weight of the unknown substance.
what will be the pressure of the gasesous water in a 4.25 L flask at 30.0 degrees celcius.
Draw all products of the reactions of 4-Chloro-2-methyl-pentane with NaCN and AgCN. Identify the reaction mechanisms and draw resonance
The root-mean-square (rms) speed of a sample of molecules was found to be 1.8*10^3 m/s at 25.0 degrees C. After heating, the rms speed was found to be 4.6*10^3 m/s. What was the temperature of the sample after heating
What volume of 0.420 M NaOH solution is needed to completely neutralize
Give the molecular formula of a hydrocarbon containing five carbon atom containing five carbon atoms that is (a.) an alkane, (b.) a cycloalkane, (c.) an alkene, (d.) an alkyne
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