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What is the temperature of co2 gas if the average speed actually the root mean square speed of the molecules is 850 m/s? Note the molar mass of O2 is 44 g/mo2
If one carried out a reaction to synthesize KAl(SO4) 12H20 utilizing 1.00 g of aluminum metal as the limiting reagent, explain what would be the maximum mass of alum that could form
determine if the brominated product (2,3-dibromo-3-phenylpropanoic acid) is contaminated with some unreacted starting material (during the bromination of trans-cinnamic acid)?
although pyrrole is a much weaker base than most other amines it is a much stronger acid pka asymp 15 for the pyrrole
At 22°C an excess amount of a generic metal hydroxide M(OH)2, is mixed with pure water. The resulting equilibrium solution has a pH of 10.91. Explain what is the Ksp of the salt at 22°C
Women need to 75mg of vitamin c daily, calculate the percentage of your daily vitamin c needs that one serving of juice will provide vitamin c in one serving size of juice 154.32mg
The overall reaction for the corrosion of iron by oxygen is given by the following reaction. 4Fe (s) + 3O2 (g) ?? 2Fe2O3 (s) Compound ?H° (kJ/mol) S° (J/mol K) Fe (s) 0 27 O2 (g) 0 205 Fe2O3 (s) -826 90 Calculate the equilibrium constant, Keq, for..
How many grams of NaOH and H2O are required to prepare 100 g of a 28.7% NaOH by weight solution?
Bromine is larger than chlorine however the equilibrium constant indicates that a chloro substituent has a greater preference for the equitorial position than a bromo substituent does. Propose an explanation for this fact.
A 68-kg person exposed to thorium-234 receives 5.0x10^4 B particles, each with an energy of 3.0x10^-14 J. How many rads does the person receive?
Combustion analysis of an unknown compound containing only carbon and hydrogen produced 4.554 g of CO2 and 2.322 g of H2O. What is the empirical formula of the compound? this would be so much easier if they gave the grams of the unknown compound.
What are the values of [H+], [H2PO3-], and [HPO32-] in a 3.0 M solution of H3PO3? What is the pH of the solution?
When 0.89 g ZnCl2 is dissolved in 280. mL of 0.150 M NaCN, what are [Zn2+], [Zn(CN)42- ], and [CN- ] [Kf of Zn(CN)42- = 4.2 multiplied by 1019]
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