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A 75.0 g sample of a pure liquid, liquid A with a density of 3.00 g/mL is mixed with a 50.0mL sample of a pure liquid, liquid B with a density of 2.00 g/mL. Explain what is the total volume of the mixture? Presume there is no reaction upon the mixing of A and B and volumes are additive
PI3Cl2 is a nonpolar molecule. Based on this information, determine the I-P-I bond angle, the Cl-P-Cl bond angle, and the I-P-Cl bond angle.
Depict a Lewis structure for each of the subsequent molecules or ions. Explain the electron-pair geometry as well as the molecular geometry around the central atom XeF4 and NH2Cl.
When heated, calcium carbonate decomposes to yield calcium oxide and carbon dioxide via the reaction:CaCO3(s)----> CaO(s) + CO2(g)
A sample of N2 (g) effuses through a tiny hole in 19.0 s. How long would it take for a sample of N2O2 (g) to effuse under the same conditions
at a pressure of 1 atmosphere and a temperature of 25 degc 500 cm3 of the gas hx has a mass of 0.400 g. calculate the
A buffer is prepared by dissolving HONH2 and HONH3NO3 in some water. Write equations to show how this buffer neutralizes added H+ and OH
If you added 0.02 mol of X and 0.01 mol of Y to form 100g of the solution 2X(aq)+Y(l) = X2Y(aq), how many moles of X and Y would you need to bring about the temperature change of 21C to 51C?
Consider a tire at 35 Celcius filled with 32 psig of O2 instead of N2. Calculate the pressure in the tire at -18 celcius
what would be the effects when changing the eluting solvents
Explain the chemical process that occurred in his muscle cells to cause this discomfort. Explain the chemical reaction that has taken place in the body after exercise.
Suppose you have a solution of acid HF with concentration of 0.003M. What would the concentration of H+ and F- be at equilibrium
find the mass of C3H8 required to generate 2.5x10^8 KJ of energy when combusted with O2 gas to produce CO2 gas and water vapor.
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