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S2- depicts the particle by placing atoms on the grid and connecting them with bonds. comprise all lone pairs of electrons and nonbonding electrons. Demonstrate the charge of the atom.
A 4.5-g sample of LiCl at 25 degrees Celsius dissolves in 25.0 mL of water also at 25.0 degrees Celsius. The final equilibrium temperature of the resulting solution is 60.8 degrees Celsius. What is the enthalpy of , H, of LiCl expressed in kilojou..
How many dimes do you need to buy as much candy as possible? How much should all these dimes weigh? How many pieces of candy could you buy? How much would this candy weigh? How many pieces of candy could you buy with twice as many dimes?
What is the relationship between 2,2-dimethyl[2.2.2.0]tricyclooctane and 3,3-dimethyl[2.2.2.0]tricyclooctane. A. they are constitutional isomers
The density of a human body can be approximated by the density of water, which is equal to 1.000 x 103 kg/m3. What volume will a 185 lb person occupy in liters
A pipet delivers 10.5, 10.3, 10.9 and 10.7 ml. (a)find the mean volume and deviation from the mean for each and calculate the average deviation from the mean. (b) calculate the relative deviation (in %) for this set of data.
What volume (in milliliters) of 0.100 M NaOH should be added to a 0.120 L solution of 0.024 M glycine hydrochloride
The normal boiling point of pure water is 373 K. As a solute dissolves in water, the boiling point of the solution will (a)Decrease (b)Change unpredictably (c)Remain the same (d)Increase
A saturated solution of CaCO3 was made under an inert atmosphere (containing just N2) this solution was brought to the natural lab and stirred . A white cloudy precipitate was observed . explain the observation including relevant equilibria
Explain how would you prepare 1 L of a 0.05 m Phosphate buffer at ph 7.5 using crystalline K2HPO4 as well as a solution of 1 M HCL
topic global warming is one of the most serious environmental problems today as it is caused primarily by the burning
James needs a 0.600 M solution of KCL. He measures out 0.600 g of KCL and adds 1 L of water to the solid.
The B4O5(OH)4^2- ion present in 5 ml of a saturated Na2B4O5(OH)4 solution at a measured temperature is titrated to the bromocresol endpoint with 3.25 ml of .291 M HCl.
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