Explain a balloon vendor at a street fair is using a tank

Assignment Help Chemistry
Reference no: EM13169782

A balloon vendor at a street fair is using a tank of helium to fill her balloons. The tank has a volume of 102 L and a pressure of 131 atm at 23 celsius . The pressure has dropped to 121 atm but the tank is still at 23 celsius, How many moles of gas has she lost?

Reference no: EM13169782

Questions Cloud

American national government role in public policy : The U.S. government's expansive role in public policy is caught in a swirl of conflicting cross-currents. On the one hand, popular expectations about government's responsibility to solve problems often exceed the capacity of state and local authoriti..
Arithmetic average of a series of numbers : What term refers to the arithmetic average of a series of numbers?
Life experiences of high-achiever : Lois Benjamin's research on the life experiences of high-achiever African Americans suggests that
High suicide rates : Looking at the United States, high suicide rates are typical of states in which people
Explain a balloon vendor at a street fair is using a tank : A balloon vendor at a street fair is using a tank of helium to fill her balloons. The tank has a volume of 102 L and a pressure of 131 atm at 23 celsius
State what volume of catalytic matrix co emission : What if you were designing an engine for a SUV that produced 2.40 × 102 L/s of exhaust with a CO content of 1.9 mg CO per 1L of exhaust? What volume of catalytic matrix would you need to reduce the CO emission in this automobile?
State how many grams of sodium azide are needed : How many grams of sodium azide are needed to provide sufficient nitrogen gas to fill a 35.0 by 35.0 by 25.0 cm bag to a pressure
State what is the temperature in degrees c : what is the molar mas of gas if 1.20g of the gas has a volume of 235 mL at STP? A 1.26 sample of He gas has a pressure of .123 atm and volume of 32.6 L. what is the temperature in degrees C?
Calculate delta g at partialpressures of no : Consider the reaction 2NO2(g)--> N2O4(g). Go = -5.40 kJ at 298K. (b) Calculate delta G at 298K if partialpressures of NO2 and N2O4 are 0.36 atm and 1.60 atm

Reviews

Write a Review

Chemistry Questions & Answers

  Explain ideal gas law and meteorological balloon

Ideal gas law and meteorological balloon, Balloons are still used to deploy sensors that monitor meteorological phenomena and the chemistry of the atmosphere. It is possible to investigate some of the technicalities of ballooning by using the perf..

  What is the pressure in a gas container

What is the pressure in a gas container that is connected to an open end u tube manometer if the pressure of the atmosphere is 742 torr and the level of mercury in the arm

  Calculate the solubility of ca(oh)2

calculate the solubility of Ca(OH)2 in a 0.469M Cacl2 solution at 31 Degrees, given the Ksp of Ca(OH)2 is 4.96*10^-6. give answer in milli molar units.

  Calculate the number of moles of gas in the sample

A sample of nitrogen gas in a 4.6-L container at a temperature of 30.°C exerts a pressure of 3.9 atm. Calculate the number of moles of gas in the sample.

  Explain ammonia ions into the soil that plants can absorb

The bacteria Azotobacter chroococcum grows aerobically and plays an important role in the soil nitrogen cycle. Azo can bind atmospheric nitrogen which is inaccessible to plants then release ammonia ions into the soil that plants can absorb

  State the temperature of the entire system rose

The temperature of the entire system rose from 25.30 °C to 26.59 °C. Calculate the heat of reaction, in kJ, per mole of KOH(aq).

  State and identify any molecule that acts as an intermediate

Write the chemical equation for the overall reaction. (Part B) Identify any molecule that acts as a catalyst in this reaction. (Part C) Identify any molecule that acts as an intermediate in this reaction.

  What is the specific gravity of isopropyl alcohol

A 5.00 mL sample of isopropyl alcohol has a mass of .930 g whe measured at 20 degrees celsius. What is the specific gravity of isopropyl alcohol?

  Calculate the radius of a au

Calculate the radius of a Au (gold) atom if Au atom has a face-centered unit cell ? it is given that its density = 19.32 g/cm 3 .?

  What is the freezing point of the final solution

A 135 mL sample of a 15.0 M ethylene glycol (rm C_2H_6O_2) solution is diluted to 1.50 L.What is the freezing point of the final solution.

  Explain what is the ph of the same buffer

Calculate the pH of 1.00 L of a buffer that is 0.130 M HNO2 and 0.190 M NaNO2. What is the pH of the same buffer after the addition of 1.00 mL of 12.0 M HCl. (pKa of HNO2 = 3.40)

  What mass of hclo4 should be present

What mass of HClO4 should be present in 0.600 L of solution to obtain a solution with a pH of 2.50?

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd