Chemistry, 13.05.2021 23:20 jaylynomalley

PRACTICE- Chapter 14 GASES Write the FORMULA, Show your WORK, CIRCLE answers, include UNITS: [ Note: STP = 273 K and 101.3 kPa ] 1. (Boyle’s) A 25 L weather balloon on the ground has a pressure of 111 kPa but drops to 79 kPa as it rises. Find the new volume-
2.(Charles’s) A 20. L balloon at 27ºC (= K) rises in the air until volume is 25 L. Find new temp in K & C-
3. (Gay-Lussac’s) A balloon at 22ºC (= K) has a pressure of 106 kPa but if temperature drops to 11ºC (= K). Find the new pressure-
4. (combined) A 18 L balloon is at 20ºC (= K) & 100 kPa. If temperature increases to 35ºC (= K) & pressure drops to 94 kPa then find the new volume-
5. (combined) A helium balloon of 16.8 L at STP ( = K & kPa) is released & reaches 15000 ft where its volume is 27 L & temp is 13C ( = K). Find the new pressure in atm-

6. (Ideal) What volume is 4.5 mol of O2 at 27ºC (= K) and 244 kPa (R = 8.31)-
7. (Ideal) What temperature in Kelvin & Celsius is 2.2 mol of CO2 in 8.0 L at 457 kPa (R = 8.31)-
8. (Ideal) How many moles is 8.6 L of Ar gas at 12ºC (= K) and 330 kPa (R = 8.31)-
9. (Daltons) What is the total pressure in a tank that contains 105 kPa of O2 and 253 kPa of H2 and 57 kPa of He and 421 kPa of N2-
10. (Grahams) Compare the rates of effusion of He (MM = ) with CO2 (MM = ). Which is faster by how man times-

Answers: 2

Show answers

Other questions on the subject: Chemistry

Chemistry, 21.06.2019 14:10, carsonjohnsonn

Can smoke be transformed into liquid or used as energy or both?

Answers: 2

continue

Chemistry, 21.06.2019 14:30, smm1106

Alculate the concentration of h3o⁺in a solution that contains 5.5 × 10-5m oh⁻at 25°c. identify the solution as acidic, basic, or neutral. a) 1.8 × 10-10m, basicb) 1.8 × 10-10m, acidicc) 5.5 × 10-10m, neutrald) 9.2 × 10-1m, acidice) 9.2 × 10-1m, basic

Answers: 1

continue

Chemistry, 21.06.2019 23:00, DarcieMATHlin2589

Write a brief passage describing a neutral atom of nitrogen-14 (n-14). describe the number of protons, neutrons, and electrons in the atom, where each type of particle is located, and how the terms atomic number, mass number, and atomic mass are related to the particles. use the periodic table to you. 14 protons and eletrons since its a neutral atom

Answers: 1

continue

Chemistry, 22.06.2019 12:00, wtfcmd

1. if you have a gas at 127 degrees c, what is it's absolute temperature (kelvin)? a. 200kb. 300kc. 400kd. 500k2. if you had a gas whose absolute temperature measured 45 k, what is that temperature in celsius? a. -228 cb. -300 cc. 125 cd. 112 c

Answers: 2

continue

You know the right answer?

PRACTICE- Chapter 14 GASES Write the FORMULA, Show your WORK, CIRCLE answers, include UNITS: [ Note:...