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A certain compound is made up of three chlorine atoms, one phosphorus atom, and one oxygen atom. What is the chemical formula of this compound?
When the valve between the 2.00-L bulb, in which the gas pressure is 2.00 atm, and the 3.00-L bulb, in which the gas pressure is 4.50 atm, is opened, what will be the final pressure in the two bulbs?
how much heat (in kj) is needed to convert 866g of ice at -10 degree C to steam at 126 degree C? (the specific heats of ice and steam are 2.03 j/g degree C and 1.99 j/g degree C.
Solubility Constant, Ksp of Reactant, The chemical reaction representing the soluability of AGBr is: AgBr (right and left arrow) Ag^+ +Br^-
Calculate the equilibrium concentration of H3O+ in the solution if the initial concentration of C6H5COOH is 7.0×10?2 .
suppose 45.0 g of water at 85 degree celcius is added to 105.0 g of ice at 0 degree celcius. the molar heat of fusion
Naturally occuring iodine is iodine-127. medically, radioactive isotopes of iodine-125 and iodine-130 are used. a)write the atomic symbol for each isotope. b)in what ways are the isotopes similar, and in what ways do they differ
If 12.0 g naphthalene (C10H8) is dissolved in 119.4 g chloroform, what is the molality of the solution
a cucu2 concentration cell has a voltage of 0.24 v at 25m . the concentration of cu2 in one of the half-cells is
Assume the radius of a neutron to be approximately 1.0; times ;10^{ - 13} {rm cm}, and calculate the density of a neutron. [Hint: For a sphere V = (4/3)pi r^3.]
What is the mole fraction of each component if 3.9 g of benzene (C6H6) is dissolved in 4.6. Assuming that this mixture is ideal, that is, it follows Raoult's Law, what is the partial vapor pressure of benzene in this mixture at 50 C
Draw any resonance form and state whether it is more or less stable than the original. ( if this is explained i will reward all points)
element mercury has a density of 13.6 g/ml. how many kg of mercury could occupy a volume of 500ml?
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