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1. under what circumstances is the molecular geometry around a single central atom the same as the electron group geometry around the central atom?
2.If all of the electron groups around a single central atom are bonding, and the same outer atom is bonded to the central atom in each case, is the molecule polar, nonpolar, or does it depend on the identity of the outer atom?
A .692 L NaCl solution is diluted to a volume of 1.25 L and a concentration of 4.00 M. What was the initial concentration?
What is the volume of the container needed to store 0.8 moles of argon gas at 5.3 atm and 227°C.
A student in lab has 2.00 g of pure N2 in 0.360 g pure H2. The reaction happens following this equation:
When using paper chromatography to separate components of a mixture, the manual suggests that water is wicked through the paper.
Professor Tipton, being an avid hunter, was stalking the woods for morels. He saw a giant morel next to a fallen tree. When he reached down to get it a small timber rattler bit his hand
Calculate the heat evolved from a mixture of 14.6 L of sulfur dioxide at 1 atm and 294 K and 15 g of oxygen if the following reaction occurs: 2 SO2(g) + O2(g) ?? 2 SO3(g) ?H? = ?198 kJ
How many grams of solute are needed to prepare 500.0 mL of a 0.375 M CH3OH solution.
A sample of gas with an initial volume of 32.5 L at a pressure of 760 mmHg and a temperature of 315 K is compressed to a volume of 16.3 L and warmed to a temperature of 435 K
Cells use the hydrolysis of adenosine triphosphate, abbreviated as ATP, as a source of energy. Symbolically, this reaction can be represented as ATP(aq) + H2O(l) ? ADP(aq) + H2PO4-(aq)
Calculate the concentration of NO3- ion remaining in solution.
Important information about Organic Oxygen Compounds, Can an ether molecule be made out of a methanol or ethanol molecule? Why or why not?
Which of the following pairs of substances are miscible and which are not?
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