Express the final pressure in torr
A gas has a pressure of 5.51981 atm when its volume is 3.16 L. What will the pressure be when the volume is changed to 1.07294 L, assuming constant temperature? Express the final pressure in torr.
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A bank uses a certain form at a uniform rate of 60 pads per week during each of the 52 weeks per year it is in operation. Every replenishment order it places is delivered at one time.
The balloon is released and reaches an altitude of 6.5 km. where pressure is 0.5 atm. assuming that the temp has remained the same, what volume does the gas occupy at this heights?
Sodium carbonate reacts with hydrochloric acid as shown below in an unbalanced chemical equation. What mass of CO2 is produced from the reaction of 2.94g Na2CO3 with excess HCL? Na2CO3(s) +HCL(aq)--> NaCl(aq)+CO2(g)+H2O
Which of the following is a property of an ionic compound?
Write the formula of the complex ion formed between a.) the ligand, CL-, and the copper (II) ion with a coordination number of four. b.) the ligand, NH3, and the nickel (II) ion with a coordination number of six. c.) the ligand, ethylenediamine (a
Calculate the value of deta S when 1.80 mol CH3OH (l) of is vaporized at 64.7 C. The normal boiling point of methanol is 64.7 C, and its molar enthalpy of vaporization is delta H = 71.8 KJ/mol.
Adrenaline is the hormone that triggers release of extra glucose molecules in times of emergency or stress. A solution of .64g of adrenaline in 36g of CCl4 causes an elevation of .49 degrees C in the boiling point. What is the molar mass of the ad
Calculate the total number of displaced atoms under the following conditions. See Equation 29 in Lecture 1 of Prof. Heuser's notes, and remember that a good approximation to the cutoff energy.
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