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Define a complex ion, [ML6]2+, is blue in solution. Suppose if the same metal forms a complex with another ligand, Q that creates a stronger crystal field. Explain what color(s) could [MQ6]2+ be?
Red
Orange
Yellow
Green
Blue
Violet
None of these
A mixture of gases contains 1.75 g of N2, 4.84 g of H2, and 3.48 g of NH3. If the total pressure of the mixture is 5.73 atm, what is the partial pressure of each component
Wpump = 1500 kJ/h = 0.42 kW Qboil = 2.59 x 106 kJ/h = 718.7 kW Wturb = -227,300 kJ/h = -63.1 kW Qcond = -2.36 x 106 kJ/h = -656 kW What is the efficiency of the engine? How should we define it?
a volume of 100 litres of is at room temperature that was twenty two degree celsius initially. a cooled steel rod at
a sample of a gas occupies 1.40 x 103 ml at 25oc and 760 mmhg. what volume will it occupy at the same temperature and
Consider methyl cyanide, H3CCN. a.) Draw the best possible Lewis structure of methyl cyanide. b.) Predict the geometry and hybridization of each carbon atom. c.) Describe the bonding in this molecule in terms of sigma
If 60.0 g of H3PO4 is dissolved in enough water to form 175 mL of solution, what is the molarity (M) of the solution?
A solution containing an unknown amount of X and 10.25 mM of Y was run and gave peak areas of 8.20 and 6.50 cm2 respectively. What is the concentration of X in the unknown solution? What kind of standard is Y?
what is the net ionic equation to show the formation of a precipitate (insoluble salt) when the following solutions are mixed. write none if no insoluble salt forms. a)AgNo3(aq) + Na2SO4(aq). b)KCl(aq) + Pb(NO3)2(aq). c)CaCl2(aq) + (NH4)3PO4(aq). ..
When you calculate the molarity and molality of the EDTA solution are the values very similar or not. Explain if this is what you might expect for a dilute aqueous solution with a density very close to 1.0 g/mL.
A mixture contains 0.251 g Ar gas, 1.95 g of Xe gas and no other substances. The total pressure is 2.33 atm. What is the partial pressure of Ar? A. 1224 torr B. 527 torr C. 342 torr D. 228 torr E. 200 torr
Ether usually known as Ethoxyethane, is often used to extract organic compounds from aqueous solution. Which of its properties A does notfavour its selection for this use?
Explain why cis dichloroethene has a boiling point of 60 degrees C while trans - dichloroethen has a boiling point of 48 degrees C.
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