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Dehydration happens when there is less water taken into the body than leaves the body. About 75% of the average adult body's weight is comprised of water alone. What are the signs and symptoms of dehydration? How can dehydration be treated and prevented?
Looking at the structures for blue indigo and white indigo, how can you tell that white indigo is the reduced form. What chemical process happens as the fabric dries
The initial temperature of the calorimeter is 20.7oC. If 6g of CaCl2 is added to the calorimeter, what will be the final temperature of the solution in the calorimeter?
Need to dissolve CaCl2 in water to make a mixture that is 28.0% calcium chloride by mass. If the total mass of the mixture is 884.7 g,
write the net ionic equation for a solution of calcium chloride and a solution of mercury(1) nitrate
A 0.5078g sample of impure nitrobenzene was treated with 1.044g of tin. when the reaction was complete, the residual tin was found to weight 0.338g. Calculate the percentage of nitrobenzene in the sample.
Which one of the following molecules has a zero dipole moment? A. CO B. CH2Cl2 D. SO2 C. SO3 E. NH3 67. Indicate the type of hybrid orbitals used by the central atom in CCl4. A. sp B. sp2 C. sp3 D. sp3d E. sp3d2 68. What is the hybridization of th..
What is the density of an object that has a volume of 4.5 L and a mass of 54.0 grams? choose one below: 0.083 g/L 12 g/L 1.2 g/L 12 g/mL 83 g/L
the heat capacity of the calorimeter has been determined to be 24.0J/degreeC. if the temperature of the system increases by 6.0C what is the heat generated(qrxn) by the reaction?
What you need to know about Problems, The Ksp of La(IO3)3 is 1.0×10-11. Using activities, what is the molar solubility of La(IO3)3 in a 0.050 M solution of NaNO3?
Write the half-reactions for the silver-silver chloride and calomel reference electrodes.
The reading on the tank pressure initially rises very quickly then much more slowly eventually reaching a value of 3.27 mpa. A ssume T final=19C. How many moles of air in the tank initially ?
If 24.33 mL of NaOH is required to reach the equivalence point, what was the concentration of HCl solution? All work must be shown for full point values.
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