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Consider air to be a mixture of 80% nitrogen and 20% oxygen.How much work is required to raise the temperature of 6 mol of air by 3 °C in an adiabatic process?
Which salt would make an acidic solution when dissolved in water a. rubidium diiodide b. aluminum tribromide c. potassion fluoride d. calcium sulfate Which would produce a basic solution in water
Determine the amino acid sequence of a heptapeptide from the following data. Briefly explain the meaning of the results in each of the following treatments.
If 72.4 kJ of heat is supplied to a 852 g block of metal, the temperature of the metal increases by 9.6°C. Calculate the specific heat capacity of the metal in J/g·°C.
If 2.50L of 1.25M BaCl2 added to 3.50L of 2.45 M NaCl, what is molarity of Chloride ions in final solution
When metal oxides react with water, the oxygen usually ends up as the hydroxide ion, separate from the metal. In contrast, when nonmetallic oxides react with water, the oxygen ends up as part of the nonmetal species.
How can you tell that Cobalt(II) iodide is a binary ionic compound formed by a transition metal with more than one ionic charge?
label the layers after an extraction. Describe a fast method for determining which layer is your organic phase.
explain why nitration occurs more rapidly in a mixture of concentrated nitric and sulfuric acids than in concentrated nitric acid alone
identify the type of reaction..Barium chloride + sulfuric acid ---> Barium sulfate (s) + hyrdochloric acid
If we exchange the labels on particles that are part of a wavefunction (for example, if we exchange the labels on particles 1 and 2 and call them particles 2 and 1 instead), what might happen to our wavefunction
Problem- The equation of line determined from a Beer's Law plot is y = 0.195x + 0.4. What is the concentration of an unknown water sample if the assumed resistance is 650 ohms
Explain In the laboratory a student combines 25.5mL of a 0.203 M sodium nitrate solution with 24.3mL of 0.375 M manganese (II) nitrate solution. Define what is the final concentration of nitrate anion
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