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Question- Note the electronic structure of Cadmium (II) and indicate the group (type A, borderline, or type b) in which it should be placed. Predict the principal inorganic forms of the element in fresh and sea water under both oxidizing and reducing conditions
I require skilled aid to answer the given problem
What is the pH of a solution made by adding 6.21 grams of sodium fluoride to 391 ml of 0.317 M hydrofluoric acid (assume no change in volume takes place)
a certain first-order reaction has a rate constant of 7.50times10-3 at 45 . how many minutes does it take for the
the two amino acids, glycine and alanine, can form two different dipeptides. Draw one of the possible dipeptides as it would appear at a pH of 7. Be sure to include any necessary nonzero formal charges in your drawing
Write the COMPLETE IONIC and NET IONIC equations for the reactions that occur when the following are mixed.
1. if the concentration of the orginal solution of 1.0 mcuno32 was actually less than 1.0 m howwould this affect the
1.285g sample of Na2SO4 is exposed to the atmosphere and found to gain 0.393g in mass. What is the percent, by mass, of Na2SO4*H2O in the resulting mixture of anhydrous Na2SO4 and the decahydrate
At 25 C the decomposition of dinitrogen tetra oxide N2O4(g) 2NO2(g) has an equilibrium constant Kp of .144. At Equlibrium, the total pressure of the system is .0758 atm. What is the partial pressure of each gas
Based on the following equation, determine the mass of a 50.0mL sample of your salt solution. Report the mass as a number and use all lower case letters to spell out the word(s) in the unit(s).
Calculate the mass of TRIS to use when it is mixed with 100 mL of 0.50 M HCl to prepare 1.00 L of buffer of pH=7.40. Also calculate the total concentration of the buffer.
What is the percentage by mass of CH4 in the mixture. The standard enthalpies of combustion for CH4 and C2H6 are -890.3 kJ mol-1 and -1569.7 kJ mol-1, respectively.
if 122 ml of a 1.2 m glucose solution is diluted to 550.0 ml what is the molarity of the diluted
A 2.41-L container is filled with 189 g argon. If the pressure is 10.0 atm, what is the temperature?
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