Calculate the molar mass of the compound
A solution is prepared by adding 5.00 grams of an unkown compound to 217 g of cyclohexane (C6H12). This solution freezes at 4.5 degree C. Calculate the molar mass of the compound.
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How many moles of methane occupy a volume of 2.00 L at 50.0 °C and 0.500 atm? (R = 0.0821 atm·L/ mol·K)
A 1300-{rm kg} car rolling on a horizontal surface has speed v = 50 km/h when it strikes a horizontal coiled spring and is brought to rest in a distance of 2.7 m. What is the spring stiffness constant of the spring?
Answer the following questions based on the information provided above and justify your answer next to each question. Which of the ions are present in the solution sample?
Discuss in detail the benefits of cooperation between law enforcement agencies and the private security industry and why is this environment of cooperation necessary in the post 9/11 period.
What is the balanced equation for C2H4+3O2 -> 2CO2+2H2O
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Given that 10.40 mL of NaOH is required to react completely with 20.0 mL of 0.200 M KHP solution, what is the concentration of the NaOH solution?
Describe the strengths and weaknesses of the Articles of Confederation. Why didn't the Articles of Confederation have more than one branch of government?
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