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Question- 1) Identify the ligand(s) in [Cr(NH3)4(H2O)2]^2
2) What is the coordination number for [Cr(NH3)4(H2O)2]^2
3) What is the charge on Cr in [Cr(NH3)4(H2O)2]^3
4) Ethylenediamine is a bidentate ligand. If the coordination number of a metal is six, how many ethylenediamine molecules will bind to that metal in a complex?
As much detail as probable is really appreciated
According to the following reaction, how many moles of mercury(II) oxide are necessary to form 0.896 moles oxygen gas
An electron in the n2= 5 level of an H atom emits a photon of wavelength 1282.17 nm. To what energy does the electron move. Is the photon in the visible region.
A gas expands and does pv work on its surroundings equal to 347 J. At the same time, it absorbs 127J of heat from the surroundings, what is the change in energy of the gas.
Which of the following salts will make an ACIDIC solution when dissolved in water. a. NH4Cl b. Al(NO3)3 c. K2CO3 d. NaF Which of the following salts will make a BASIC solution when dissolved in water. a. NaHS b. Cu(NO3)2 c. KHCO3 d. NaF
Write a mechanism for the reaction. Include arrows to show electron flow. Number and write out each step individually.
1. In a Lineweaver-Burk plot of 1/v versus 1/[S} what are the units for the slope. 2. In a Lineweaver-Burk plot of 1/v versus 1/[S} what are the units for the y intercept
All of the following are factors that affect reaction rate EXCEPT a. density of reactants b. presence of a catalyst
The acid-dissociation constant for an acid-base indicator HIn is 0.0000438. At 600 nm, the molar absorptivities are 2230 for HIn and 8900 for In-. Calculate the absorbance at 600 nm of a 1.00 x 10-4 M solution of the indicator at pH 4.81 in a 1.00..
A fixed quantity of gas at 23 celcius exhibits a pressure of 735 torr and a volume of 5.22 L. use boyle's law to calculate the volume the gas will occupy if the pressure is increased to 1.88 atm while the temperature is constant
VO2 can exist in insulating or metallic form, depending on temperature and pressure.
Question- Sodium metal has a crystal structure based on the body-centered cubic unit cell. What is the closest value to the mass of one unit cell of sodium metal
Find the number of moles of water that can be formed if you have 158 mol of hydrogen gas and 74 mol of oxygen gas. Express your answer with the appropriate units.
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