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Consider the unit cells shown here for three different structures that are commonly observed for metallic elements.
(a) Which structure(s) corresponds to the densest packing of atoms?
(b) Which structure(s) corresponds to the least dense packing of atoms?
one can of soup contains 305 grams of soup. The soup contains .885 grams of salt. What percent of the soup is salt
How much energy (in kilojoules) is needed to heat 3.60 of ice from -14.5 to 26.0? The heat of fusion of water is 6.01, and the molar heat capacity is 36.6 for ice and 75.3 for liquid water.
Car batteries are filled with sulphuric acid . what is the mass in grams of the acid in 500.0 ml of the battery acid solution if the density of the solution is 1.285 g/cm^3 and if the solution is 38.08%
What will the total pressure become?
Which physical properties of a substance are influenced by the strength of its intermolecular forces
Which one of the following pairs is a conjugate acid-base pair?
If 9.0 g of Al metal react with excess HCL according to the balanced equation (2Al(s) + 6HCL(aq)----> 2AlCl3(aq) + 3H2(g)), what volume of hydrogen gas at STP will be produced
What is the molarity of a solution that is 7.00% by mass magnesium sulfate and has a density of 1.071.
Prepare a qualitative Born-Haber cycle to explain why only the most electropositive elements form saline hydrides
A 0.1502M solution is diluted by taking 5.00 mL of it and adding enough distilled water in a Volumetric flask to make 25.00 mL of solution. Calculate the molarity of the new solution
Why is it preferable to use a metal ion buffer to achieve pM = 7, rather than just dissolving enough M to give a 10-7 M solution?
Which of the following would be expected to have a tetrahedral shape?
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