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A scuba tank contains 84.0 grams of oxygen and 36.0 grams of nitrogen at a total pressure of 5.00 atm. Calculate the partial pressure of each gas. Start by calculating moles.
If 0.130 mol a third gas is added with no change in volume or temperature, what will the total pressure become?
The solubility of CaSO4 in pure water at 0oC is 1.13 gram(s) per liter. What is the value of the solubility product.
the temperature of the ideal gas in the container shown is 300 k. the gas occupies a volume of 1.27 m3. what would be
A sample of diatomic gas has a density of 0.002061g/ml at 1.8 atm pressure and 25.0°C. identify the gas
solution contains fecl3 0.015 m and naoh 0.010 m. solution of fecl3aq 3naohaq -gt feoh3s 3naclaq gives precipitate
Calcium and Magnesium carbonates occur together in the mineral dolomite. Suppose you heat a sample of the mineral to obtain the oxides,CaO and MgO, and then treat the oxide sample with HCl.
solution of an unknown acid has a ph=1.776. What is the value of acid dissociation constant?
Predict the order for increasing binding energies of the C(1s) electron for the following compounds giving your reasoning.
A titration of 200.0 mL of 1.00 M H2A was done with 1.10 M NaOH. For the diprotic acid H2A, Ka1 = 2.5 × 10-5, Ka2 = 3.1 × 10-9. Calculate the pH after 600.0 mL of 1.10 M NaOH have been added.
The volume of a sample of gas (2.49 g) was 752 mL at 1.98 atm and 62 degrees Celsius. the gas is? SO2, SO3, NH3, NO2, or Ne
Phosphorus-32 has a half-life of 14.0 days . Starting with 2.00 g of P^32, how many grams will remain after 70.0 days?
a gaseous system undergoes a change in temperature and volume. what is the entropy change for a particle in this system
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