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Air is about 78% Nitrogen and 21% Oxygen molecules. Severalother gases make up the remaining 1%.What is the partial pressure of a)Nitrogen and b)Oxygen in airat atmospheric pressure.
consider an al-cu alloy with the cu concentration ccu10at ie 10 of the atoms are cu which was processed such that cu is
explain the following statement: A catalyst provides an additional reaction pathway with an increased overall reaction rate. It is an active participant in the chemical reaction but is not consumed by it.
What is the enthalpy change for the neutralization reaction of 1 mol of CsOH in kJ?
Draw the reaction product(s) formed by the bromination of (z)-stilbene, designate all product sterocenters accurately and label all sterocenters in the final product(s)
ethanol or t-butyl alcohol were used instead of iospropyl alcohol in the attempted photochemical dimerization of benzophenone
What is the composition of this mixture on a %, by mass, basis? Show all calculations; report answer to the maximum number of significant figures possible
a gas filed ballon having a volume of 2.50l at 1.2 atm and 20 degrees celcius is allowed to rise to the stratosphere
how many liters of C6H14(l) measured at 20 degC must be burned to provide enough heat to warm 26.9m^3 of water from 17.7 to 32.6degC .
When acetic anhydride is dessolved in water it forms acetic acid according to the balanced chemical reaction. Calculate the theoretical yield (in grams of acetic acid, FW 60.05 g/mol) if 8.79mL of acetic anhydride
A sample of gas is extracted from the air space above the water. Using a gas chromatograph, it is determined that the mass concentration of the chloroform in air is 89 mg/L. Determine the value of the Henry's Law constant in units of M atm.
what are the abbreviated electron configurations for Ti2- , Ge3+ , W , Au, Pd 1- , Mo2-,Cr 1+
A sample of carbon dioxide gas occupies 617 mL at 0.812 atm and 11?C. What will the pressure be at a volume of 717 mL and a temperature of 16?C?Answer in units of atm
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