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Write balance equation for dissolution reactions and the corresponding solubility product expressions for each of the following solids:
Please note that the red numbers mean small numbers not capital!
(A) Ca3(PO4)2
(B) Ag2CO3
an evacuated empty 276 ml glass bulb weighs 129.6375 g. filled with an unknown gas the bulb weighs 130.0318 g.
Synthetic chemists often take IR and NMR spectra of crude reaction products, before further purification, looking for evidence that the reaction had afforded the expected product.
How many grams of oxygen would be required in the combustion of propane to produce 582 kJ of heat?
Calculate the concentrations of all species in a 0.260 M Na2SO3 (sodium sulfite) solution. The ionization constants for sulfurous acid are Ka1 = 1.4× 10-2 and Ka2 = 6.3× 10-8.
Consider ATR sampling using a trapezoidal ZnSe crystal. In the mid-infrared region, refractive indices for ZnSe and water are approximately 2.4 and 1.3, respectively. What is the penetration depth (?m) for IR radiation of 1600 cm-1 if it strikes t..
what is the percent of magnesium in magnesium phosphate?
calculate the minimum number of grams of C3H8(g) that must be combusted to provide the energy necessary to convert 2.93 kg of H2O from its solid form at -13.0°C to its liquid form at 75.0°C.
The reaction of methane and water is a way to prepare hydrogen according to CH4 (g) + H2O = Co2 (g) + H2 (g) a) If 995 g of CH4 reacts with 2510 g of water, how many moles of reactants and products are there when the reaction is finished
Draw the product of the aldol-dehydration reaction with diethylketone and p-tolualdehyde
Determine molality and the change in temp? If know those can plug them into the same equation: change in temp = iKfm
A compound used in the manufacturing of Saran is 24.7%C, 2.1%H,and 73.2&Cl by mass. The storage of 3.557g of the gaseous compound in a 755mL vessel at 0 degrees C results in pressure of 1.10 atm. What is the molecular formula of the compound
If 36.0 mL of 0.150 M HCl(aq) is needed to neutralize all the NH3(g) from a 2.25-g sample of organic material, calculate the mass percentage of nitrogen in the sample.
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