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Problem- The density of dry ice is about 1.5g/mL. What is the volume of carbon dioxide produced by sublimating a cube of dry ice that is 8.2mm on each side at a temperature of 298K and a pressure of exactly 1 atom?
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the quantity of cl1- in a water supply is determined bytitrating the sample with ag1. how many moles of chloride ionare
To qualify to run in the 2005 Boston Marathon, a distance of 26.2 miles, an 18 year old woman had to have competed another marathon in 3 hours and 40 minutes or less. To qualify, what must a woman's average speed have been
What are the products from the combustion of 2-methyl-3-ethyloctane?
naisolid is gradually combinednbsp to a solution that is 0.011 m in coppernbsp and 0.011 m in silver then calculate
Explain why the H-H distances determined for coordinated dihydrogen by X-ray diffraction are always significantly shorter than
The physical separation of crude petroleum into fractions is based on boiling point differences among components present
What is the change in internal energy (in J) of a system that absorbs 0.241 kJ of heat from its surroundings
Aqueous hydrochloric acid reacts with zinc metal to yield hydrogen gas and aqueous zinc chloride. Write a net ionic equation for the process: 2 HCl(aq) + Zn(s) ? H2(g) + ZnCl2(aq)
Consider the reaction 2SO2(g)+O2(g) 2SO3(g). a) write the equilibrium constant expression for Kc. b) what is the Kc for the reaction if at equilibrium the concentrations are [SO2]=.10 M, [O2]=.12 M,and [SO3]=.60 M
whats the ph of a solution of 1000 mg of vitamin C (176.1 g/mol) in water (Ka = 8*10^5) diluted to 254 mL
balanced chemical equation for dehydration: k3[Fe(C2O4)3].3H2O --> K3[Fe(C2O4)3] + 3H2O results: weight of container 38.185g, weight of container and hydrated salt:
Which of the following has the substances arranged from lowest boiling point to highest A. NaCl, C2H6, C4H10, H2O B. NaCl, H2O, C2H6, C4H10 C. C2H6, C4H10, H2O, NaCl D. C2H6, C4H10, NaCl, H2O
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