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Explain how to write a net ionic equation for what happens when a solid sodium sulfate dissolves when placed in water?
Helium gas at constant pressure of 7.4 atm, expands in volume from 21.3 L to 79.2 L. The temperature is held at 278 K. Calculate the work done by the gas (in joules).
A new catalyst is being developed with the hope of generating ethylene by the oxidative dehydrogenation of ethane, reaction (1). Two side reactions accompany the main reaction;
A bubble rises from the bottom of a lake of depth 90.0 m, where the temperature is 3° C. The water temperature at the surface is 18° C. If the bubble's initial diameter is 1.00 mm, what is its diameter when it reaches the surface
a race car is traveling in a clockwise direction around a circular track with a constant speed of 200 kmhr. if is at
gasohol is a mixture of 90 gasoline and 10 ethanolch3 ch2 oh. ethanol is considered anenviornmentally friendly fuel
Complete the following precipitation rxn with balanced molecular, total ionic, and net ionic equations.
concentrated sulfuric acid used in the labortory is 95% by mass. calculate the mass of water in 100-g
Compute the wavefunction and the probability to tunnel, for a proton in the potential: V(x)=0, when x 0.00 nm, and V(x)=2.0*10-19 J otherwise.
Chromium is produced by reacting its oxide with aluminum. If 76 g of Cr2O3 and 27 g of Al completely react to form 51 g of Al2O3, how many grams of Cr are formed?
Arrange the following atoms in order of decreasing atomic radius. Rank from largest to smallest. To rank items as equivalent, overlap them. Ge, Si, I, O
Both hemoglobin and myoglobin contain a prosthetic group called heme, which contains a central iron atom. Molecular oxygen binds irreversibly to the Fe(II) atom in heme.
The Ksp of magnesium carbonate, MgCO3, is 6.82 × 10-6. Calculate the solubility of this compound in g/L.
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