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What weight of BaCl, 2H,0 (fw 244.25) is needed to react with 0.1503 g of: AgNO, (fw 169.9 g)? (AgCl, FW- 143.32) What is the weight of the resulting precipitate?
one gram of solid calcium sulfate caso4s is added to 500 ml of pure water. immediately the solid begins to dissolve
a solution contains 0.115 mol h2o and an unknown number of moles of sodium chloride. the vapor pressure of the solution
To what general class of mechanisms does the attack of bromide ion, Br-, on the cyclic bromonium ion
A 30.0- sample of this glucose solution was diluted to 0.500 . How many grams of glucose are in 100. of the final solution?
a 100-w lightbulb is placed in a cylinder equipped with a moveable piston. the lightbulb is turned on for 2.0times10-2
Determine the final state and temperature of 100g of water at 25 degrees Celsius after 50 kg of heat are added to it.
one tablet of regular strength maalox claims to contain 600mgcaco3. if 7.25 ml of .100 m naoh titrant is used to
The molar absorptivity constant of a particular chemical is 1.89 M·cm. What is the concentration of a solution made from this chemical.
Consider an aluminum atom to be a sphere with radius equal to 143 pm and calculate the volume actually occupied by the atoms in your aluminum cylinder
What are the major products formed upon treatment of (E) 3-methyl-2-hexene with HBr in the absence of peroxides?
Nitrate ions present in industrial waste waters should be removed before discharge of the solutions. Uchida as well as Okuwaki [Hydrometallurgy, 49, 297-308 (1998)] have proposed that lead metal can serve as a appropriate reducing agent for nitrat..
Give the formula of the conjugate base of each of the following. (Type your answer using the format CO2 for CO2, (NH4)2CO3 for (NH4)2CO3, [NH4]+ for NH4+, and [Ni(CN)4]2- for Ni(CN)42-.)
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