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Describe briefly four types of batteries. In your description, include the redox reactions involved
Which of the following reduces the solubility of calcium fluoride?
A metal sample weighing 71.9 g and at a temperature of 100.0 degrees C was placed in 41.0 g of water in a calorimeter at 24.5 degrees C. AT equilibrium the temperature of the water and metal was 35.0 degrees C. What was delta t for the water?
When 1.025 g of naphthalene is burned in a bomb calorimeter, the temperature rises from 24.25 to 32.33 degrees celsiuc. What is the delta E reaction?
calculate the quantity of heat produced when 19.0g of propane is completely combusted in air under standard conditions. Assume that liquid water is forming.
Determine the pH of the solution resulting from the combination of 40.0 mL of 0.200 M Perchloric acid and what is the mass in mg
Calculate the entropy change that occurs when 3.5 moles of an ideal gas expands from 1.75 L at 20 degress Celsius to 8.46 L at .54 atm.
What mass of barium sulfate is produced when 100.0 mL of a 0.100 M solution of barium chloride is mixed with 100.0 mL of a 0.100 M solution of iron(III) sulfate.
how much heat energy in calories is needed to raise the temperture 10.0g of water 6.0C
what is the mass in milligrams of ink in a droplet from this printer? Is ?milligrams? an appropriate unit for describing this mass?
The first-order decomposition of SO2Cl2 to sulfur dioxide gas and chlorine gas at 320°C has a half-life of 8.75 hr. If one begins with 600. mmHg of pure SO2Cl2 in a 5.00-L flask at 320°C
Calculate the mass of Sodium and Zinc in grams in the following equations using ideal gas law - Determine the amount of Zinc metal in grams consumed in the reaction.
An unknown compound with a molecular formula of C8H18 reacts with chlorine in the presence of light and heat. From the reaction, only one compound with the formula C8H17Cl can be isolated. What is the structure of the original unknown compound?
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