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Which reaction has the greatest increase in entropy
A. 2H2O-> 2H2+ O2
B. 2H2O-> 2H2+ O2
C. H2O(g)-> H2O(l)
D. H2O(l)-> H2O(s)
At atmospheric sample is composed of nitrogen, oxygen, argon, water vapor, and trace other gases. If the partial pressure of nitrogen is 577 mmHg, oxygen is 148 mmHg, water vapor is 20 mmHg and argon is 7 mmHg, what is the observed barometric pres..
The phosphorous anion (P-) has how many total electrons and how many valence electrons?
A piece of iron limestone weighing 0.1965g was allowed to react with an excess of hydrochloric acid. The calcium in it was precipitated as calcium ethanedioate.
Can someone please explain to me how to identify the ion when you are given its last electron with the following quantum numbers?
How many mL of 1.74 M HCl solution can react with 71.5 g calcium carbonate? CaCO3(s) + 2 HCl(aq) ? CaCl2(aq) + H2O(l) + CO2(g)?
These air conditioners are recharged from stockpiled supplies of CFC-12. If each of the 100 million automobiles contains 1.1 kg of CFC-12 and leaks 25% of its CFC-12 into the atmosphere per year, how much Cl in kilograms is added to the atmosphere..
Mixtures of helium and oxygen are used in scuba diving tanks to help prevent "the bends". For a particular dive, 18.9 L of oxygen gas at 25.0oC and 1.25 atm, and 7.58 L of helium gas at 25.0oC and 1.13 atm were pumped into a tank with a volume of ..
Glycolysis and gluconeogenesis are reciprocally regulated at the steps that interconvert fructose-6-phosphate and fructose-1,6-bisphosphate.
when comparing solution of equal concentration, what is the relationship between the pH of an acid solution and the acid's Ka. When comparing solutions of equal concentration, what is the realtionship the pH of a basic solution and the base's kb
The % mass composition of 0.1458g sample of a compound was measured by burning the compound in an excess of oxygen.
Determine the partial pressures of each of the reactants CH4 O2 NO in the flask and the partial pressures and of each of the products and the total pressure in the flask
What is the pH of a solution containing 0.001 M NaHCO3 and 0.002 M NH3? You may assume that both the carbonic acid system
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