Determining the amount of heat
Calculate the amount of heat trasnferred when 3.55 g of Mg(s) reacts at constant pressure.
2Mg(s) + 02(g) ---> 2MgO(s) heat= -1204kJ
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What would happen to the solubility of potassium chloride in water as the water temperature increased from 25 degrees celsius to 100 degrees celsius?
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Write the condensed electron configurations for the {rm Ga} atom.
Suppose that 1.02 of rubbing alcohol evaporates from a 57.0 aluminum block. If the aluminum block is initially at 25, what is the final temperature of the block after the evaporation of the alcohol?
A sample of gas is collected over water at a temperature of 35.0C when the barometer pressure reading is 742.) torr. What is the partial pressure of oxygen?
For a set of non-degenerate energy states with energy E/kB= 0, 100, 200K, calculate the probability of occupying each state when T=50, 500, and 5000K. As the temperature continues to increase, the probabilities will reach a limiting value. What i
Some reactions that are predicted by their sign deltaG to be spontaneous at room temperature do not proceed at a measurable rate at room temperature.
An unknown organic compound has the empirical formula C2H2O. A solution of 3.775 g of the unknown compound dissolved in 12.00 g of water is cooled until it freezes at a temperature of 4.72°C. Determine the molar mass and the molecular formula
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Explain the risks of not reporting the results of your forensic assessment findings accurately. Provide specific examples.
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