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The net ionic equation for the reaction, if any, which occurs when aqueous solutions of manganese(II) chloride and sodium carbonate are mixed is: a. Mn2+ + CO32- ? MnCO3 b. MnCl2 + 2Na+ ? 2NaCl + Mn2+ c. MnCl2 + Na2CO3 ? MnCO3 + 2NaCl d. MnCl2 + CO32- ? MnCO3 + 2Cl-
explain how this model can be used to reduce the number of dangling bonds from 49 unreconstructed to 19 constructed. b.
waters heat of fusion is 80. its specific heat is 1.0 and its heat of vaporization is 540. a canister is filled with
Using the equation pKa= -log Ka, calculate the Ka from the pH value and the starting acetic acid concentration. Calculate the Ka of acetic acid.
chemical kinetics - predict the rate law of a reaction based on the mechanism of the reaction.the mechanism of a
Ethylene glycol is used as automobile antifreeze. 6.38g og this compound contains 2.47g of carbon and 0.620g of hydrogen. The rest is oxygen. The molar mass is 62.0g/mole.
Consider the following data showing the initial rate of a reaction at several different concentrations of A
One method used to store energy during times of low demand is by pumping water uphill into a reservoir. When energy demand exceeds the output produced by power plants, the water is released, moves downhill, and is converted into electricity by a t..
Determine what would be the final temperature if thirty grams of Al at 95 degrees Celsius are added to 100 grams of H 2 O at 25 degrees Celsius?
Which of the following is a neutralization reaction?
If the aluminum block is initially at 25^C, what is the final temperature of the block after the evaporation of the alcohol? Assume that the heat required for the vaporization of the alcohol comes only from the aluminum block and that the alcohol ..
What is the percent by mass of a solution in which 60. g of NaOH are dissolved in sufficient water to make 100 g of solution.
Some velomobile seats have been designed to hold ice packs inside their cushions. If you started a ride with ice packs that held 1700 g of frozen water at 0 degrees C , and the temperature of the water at the end of the ride was 32 degrees C.
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