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Diazonium salts couple with phenols in slightly alkaline solution. What effect does the pH of the solution have on the reactivity of the phenol?
Consider the reaction Br2(g) 2 Br(g), which is endothermic as written. What would be the effect on the equilibrium position of decreasing the temperature
The mass of a liquid that occupies 15.5 mL is found to be 22.35 g. What is the density of the liquid
A steel cylinder with a volume of 19.5 L contains N2 gas at a pressure of 91.0 atm and a temperature at 0 C. Determine the mass of N2 in the cylinder
200 ml of 1.00m naoh is reacted with 200 ml of 1.00 m hcl in a calorimeter. the calorimeter and the solutions were at
circle the correct choices to indicate how many electrons each element must gain or lose to form an octet
Determine the ionic strength. Assume that all the salts completely dissolve and dissociates into their respective ions
you dissolve 15.0g of sucrose C12H22O11 in a cup of water (225g) what is the freezing point of solution (kf of water is -1.86).
A piece of metal ore weighs 8.25 g. When a student places it into a container of water, the liquid level rises from 21.25 mL to 26.47 mL. What is the density of the ore?
solution made from 6.50g of an unknown compound in 27.8g of diphenyl has a molality of .195m. Calculate the molar mass of the unknown.
An aqueous solution is 30.0 % by mass ammonia, NH3, and has a density of 0.892 g/mL.The mole fraction of ammonia in the solution is?
In a haloform reaction with chloride, what reaction step is pertinent to the synthesis of molecular chloride?
Assuming that the smallest measurable wavelength in an experiment is 0.330 fm (femtometers), what is the maximum mass of an object traveling at 213 m·s-1 for which the de Broglie wavelength is observable
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