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A sample of o2 gas occupies a volume of 314mL at 57.0 C and 1.97 atmospheres. Explain what volume wills it occupy when the pressure changes to 872.0 torr?
Which one of the following processes results in an increase of entropy
elemental metallic aluminum al is reactedwith hcl to yield aluminum chloride alcl3 and hydrogen gas h2. how many grams
calculate the energy lost when 75.0 g of water cools from 86.4 degrees celcius to 2.1 degrees celcius
How do I know which specific orbital loses an electron in the third ionization step for the Be atom.
What is the chemical formula of strontium nitrate. Strontium is in what group on the periodic table
Make the assumption that N2 molecules are in a 3-D box that is 4.5 m long, 3.5 m wide, and 2.25 m high. Treat them as particles. If the temp is 25 C, calculate the average energy per molecule.
Classify the following solutions as saturated, unsaturated, or supersaturated, based on your graph. Note that c. and d. require you to convert from the concentrations give to g/100 g H2O before you refer to the graph.
36.45mL of 0.11 M hydrochloric acid were added to 36.45mL of 0.098 M aqueous barium hydroxide. Compute the theoretical yield of the salt produced
How many grams of barium hydroxide must be added to 2.37-L of distilled water to make a saturated solution
When 189.4 g of ethylene (C2H4) (molar mass= 28.05 g/mol) burns in oxygen to give carbon dioxide and water, how many grams of CO2 (molar mass= 44.01 g/mol) are formed? C2H4 + 3O2 --> 2 CO2 + 2H2O
Adrenaline contains 13 hydrogen atoms, 9 carbon atoms, 3 oxygen atoms, and 1 nitrogen atom. What is the chemical formula for adrenaline. Express your answer as a chemical formula.
A volume of 60.0 mL of aqueous potassium hydroxide (KOH) was titrated against a standard solution of sulfuric acid (H2SO4)What was the molarity of the KOH solution
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