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If a gas expands from 10.00cm3 to 15.00cm3 against an external pressure of 1.50kPa. What is W?
how many joules of heat are needed to completely vaporize 24.40 grams of water at its boiling point?given deltahvap
photochromic sunglasses which darken when exposed to light contain a small amount of colorless agcl embedded in the
a student placed 17.5 g of glucose in a volumetric flask added enough water to dissolve the glucose by swirling then
Use the Ksp values in the table 16.2 to calculate the molar solubility of the following compound in pure water. Before Addition ~0.00mol 0.100mol 0.100mol
Calcultae the observed rotation of a mixture of + and - tartaric acid containing 60% of the S isomer
How much heat is released when 105g of steam at 100.0 degrees celsius is cooled to ice at -15.0 degrees celsius? The enthalpy of vap of water is 40.67kJ/mol, the enthalpy of fusion for water is 6.01kJ/mol, the molar heat capacity of liquid water
In which one of the following species is the best Lewis structure a resonance structure. a. NH3 b. CO2 c. SF6 d. O2 e. CO32
P4(s) + F2(g)-> PF3(g) What mass of F2 is needed to produce 187 g of PF3 if the reaction has a 80.1% yield?
The heat of vaporization for the compound is 27.49 kJ/mol. Calculate the heat required to convert 27.0 g of C2Cl3F3 from a liquid at 12.00°C to a gas at 68.00°C.
How many constitutionally isomeric monochlorides can be formed on free radical chlorination of 2,3,3-trimethylpentane
answer the following questions for the soil data listed below.nbspnbspnbspnbspnbspnbspnbspnbsp exchangeable cations
What was the percentage by mass of Mg(OH)2 in the original sample. When Mg(OH)2 or Al(OH)3 reacts with HCl(aq), the products are a chloride salt, water and CO2(g)
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