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Question- A 0.170-mole quantity of NiCl2 is added to a liter of 1.20 M NH3 solution. What is the concentration of Ni2 ions at equilibrium? Assume the formation constant of Ni(NH3)62 is 5.5 × 108
Here is the problem which I am struggling on, please help me
The endpoint of the titration is surpassed. How will this techinque error affect the reported percent avilable chlorine in the bleach sample- too high or too low. Explain.
Draw a Lewis structure for ClO2. Use formal charges. Can someone give me a good explanation on how to draw this structure in addition to using its formal charges
A balloon containing 6.40 g of nitrogen, N2, has a volume of 5.00 L. What mass of hydrogen, H2, must be added to the balloon to expand its volume to 11.0 L
The IR spectrum of HCN shows 3 absorption bands at 3312 cm^-1, 2089 cm ^-1, and 712cm^-1. From this info alone can you deduce whether HCN is linear or not? Explain.
A sample of ammonia, NH3, contains 3.3x10^21 hydrogen atoms. What is the mass of the sample in milligrams
What is the enthalpy of vaporization of acetone (CH3COCH3) at its normal boiling point of 56.2?C? The entropy of vaporization of acetone is 88.3 J/K·mol,Answer in units of kJ/mol
Which of the following will change the equilibrium constant. a. changing temperature, b. nothing changes the value of keq, c.varying the ititial concentration of reactants, d. varying the initial concentration of products, e. changing the volume o..
The cis and trans geometric isomers of a compound can have different chemical and physical properties. Draw the structure of the geometric isomer of 2-pentene that has the lower melting point
A nail is measured with a ruler and its length is reports as 5.46 cm. Select ALL the statements that are correct about the certainty and uncertainty represented in this recorded measurement.
A sample containing NaCl, Na2SO4, and NaNO3 gives the following elemental analysis: Na: 35.315%, O: 36.55%; Cl: 15.17%. Calculate the mass percent of each compound in the sample.
What is the molality mole of solute per kilogram of solvent of water in this solution in other words, consider it a solution of water in isopropanol
Calculate the number of moles of CO 2
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