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Will turn into a liquid at room temperature. Off the Periodic Table pick three solid elements that would float when placed in mercury as well as three elements that would sink when placed in mercury.
If a nail made of elemental iron [Fe(s)] is placed in an aqueous solution of a soluble palladium (II) salt [Pd2+(aq)], the nail will gradually disappear as the iron enters the solution as Fe3+ (aq) and palladium metal [Pd (s)] forms.
At 22 °C an excess amount of a generic metal hydroxide M(OH)2, is mixed with pure water. The resulting equilibrium solution has a pH of 10.21. What is the Ksp of the salt at 22 °C?
calculate the expansion work done when 3.7 moles of ethanonl are converted to vapor at it's boiling point (78.3 degrees C) and 1.0 atm
Why is it important to maintain the reaction temperature low and the addition of nitric acid-sulfuric acid mixture carried out slowly
Write the possible polymeric structure formed between sebacoyl chloride and butane-1,4-diamine, what is the appropriate name for this polymer
Calculate the unit-cell edge length of the densest diamond. Assuming the cell dimensions are fixed, how many C atoms are in the unit cell of the diamond with the lowest density
write the formulas of all possible monobromination
Classify each of the following processes as spontaneous or nonspontaneous. I. H2O(l) --> H2O(g) T=25 deg C, vessel open to atmosphere with 50% relative humidity.
Twenty-five tons of coal that is 3.6% sulfur by mass is burned at an electric power plant. During the combustion of the coal, the sulfur is converted into sulfur dioxide. How many tons of sulfur dioxide are produced
how many CH 3 groups are there, per 1000 C atoms (main chain)? ethylene-propylene rubber (EPR) is completely amorphous you may ignore the ends of the chains
What is the length of the trapped air column in the short arm when the long arm is filled with mercury. Neglect the curvature of the closed end.
a solution of water kb0.512 c and glucose freezes at 4.15. what is the molal concentration of glucose in this solution?
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