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Does doubling the volumes of acid and base in a neutralization reaction double the amount of heat released? And also does doubling the concentrations (but not the volumes) of acid and base in a neutralization reaction double the amount of heat released?
Problem- A gas in a cylinder with a moveable piston has an initial volume of 80.8 mL. If you heat the gas from 40 ?C to 147 ?C, what is its final volume (in mL)
Calculate the rotational constant B for H2(g)and D2(g)in unite of frequency. Rationalize the trend in rotational constant for these two molecule ,given the differ only in atomic mass.
Which of the following reactions have a positive Srxn? Mark all that apply. A+B-->2C A+2B->C
given that the density of a given solid and liquid of molar mass 147.2 gmolnbsp 992.6 kg m-3 and 933.4 kg m-3 . at its
If the actual yield is 220.0 g and the theoretical yield is 275.6 g then what will be the percent yield of ferrous sulfide.
Problem- A saturated solution of carbon-dioxide in water contains.0682mol/L of carbon-dioxide when the carbon-dioxide partial pressure is 8 atmospheres. What mass of carbon dioxide will escape if the partial pressure is lowered to 3.2 atmospheres
If the reaction of chloroethane with water in the gas phase to produce ethanol as well as hydrogen chloride has a ΔH=26.6 kJ mol-1 and ΔS=4.81 J K-1 mol-1at 25C. Be careful with the units. Compute ΔG for the reaction as well as equilibrium constant..
Draw the skeletal structure for trans-1-bromo-2-isopropylcyclopentane. Make sure the tapered end, i.e. the thin end, of the wedge bond is attached to the parent.
A) Calculate the molar solubility of Ni(OH)2 when buffered at pH=8.0 B) Calculate the molar solubility of Ni(OH)2 when buffered at pH=10.0 C)
what would be the chemical equation to this problem? In an investigation of the reaction between copper(II) ions, Cu2+, and hydrazine, N2H4, in alkaline conditions the following observations were made: 25 mL of a solution containing 25 g/L CuSO4.5..
calculate the pressure exerted in the closed end of an apparatus if the atmospheric pressure is 720.0 torr and the height of the water column is 22.3 cm.
compute the mass of h2o formed when 22 grams of propane are burnt if 4.4grams of propane are burnt in excess o2 7.2g of
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