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What if sulfanlic acid sodium nitrate and 1-naphthylamine are made soluble in water in three different volumetric flask in presence of HCL then mixed together. A color is originated. what does the color reflects ?is it a dye or something else?
Calculate the molarity of a solution of 25.2mL of methanol combined with enough water to make 622mL of solution (density of methanol is 0.79180g/mL).
The chlorination of pentane gives you a mixture of 1-chloropentane, 2-chloropentane, and 3-chloropentane. What are the ratios most to least that these products will be formed
A solution is composed of 1.30 mol cyclohexane (Pcy=97.6 torr) and 2.50 mol acetone (Pac=229.5 torr). what is the total vapor pressure Ptotal above this solution
Calculate the mass in grams of hydrogen chloride produced when 5.05L of molecular hydrogen measured at STP reacts with an excess of molecular chlorine gas.
what is the enthalpy change for a reaction where the internal energy change is 58.0 kJ and the volume increase is 12.6 L? (1L * atm = 101.325 J)
A 10.0-g sample of krypton has a temperature of 25 degrees C at 575 mmHg. What is the volume, in milliliters, of the krypton gas
consider a single d-electron in a homogeneous magnetic field.calculate the angles which the respective angular momentum
One gallon of gasoline in an automobiles engine produces on the average 9.50 kg of carbon dioxide. Calculate the annual production of carbon dioxide in kg if there are 40 million cars in the US and each car covers a diastase of 5000 miles at a con..
Two students prepare two cyclohexane solutions having the same freezing point. Student 1 uses 26.6 g of cyclohexane solvent, and student 2 uses 24.1 g of cyclohexane solvent. Which student has the greater number of moles of solute Show calculation..
Mass(volume)of cold water:75.0g Temperature of cold water: 23.0 degree celsius Mass(volume) of hot water: 75.0g Final temperature: 41.1 degree celsius find the temperature change and the calorimeter constant.
What is the boiling point of a solution of 30.20 g of ethylene glycol, HOCH2CH2OH, in 88.40 g of phenol?
What volume will 454 grams (1 lb) of hydroigen occupy at 1.05 atm and 25 C.
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