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4. A 2.5 litre sample of a gas is heated from 250 C to 550C at constant pressure. Compute the volume at the higher temperature?




3. At 250C, the volume of chlorine gas is 15 dm3 .What is the resulting volume if the temperature is adjusted to 320K provided that the pressure remains constant?



2. If 15.0 L Neon at 60 0C is heated at constant pressure, what temperature will it have if it occupies a volume of 4.50 L?

Given: V1= 15.0L V2 = 4.50 L T1 = 60 0C Convert 60 0C + 273 K = 333 K


1. A hot air balloon has a volume of 2800 m3 at 990C. What is the volume if the air cools to 800C.

Given: V1 = 2800m3 T1=99°C+273K = 372 K T2 =80°C +273K =353K


3. A balloon contains 14.0 L of air at a pressure of 760 torr. What will the volume of the air be when the balloon is taken to a depth of 10 ft in a swimming pool where the pressure is 981 torr? The temperature of the air does not change.


2. The owner of Molina’s Toy Balloon at Public Market has a 200.0 L Helium gas at a temperature of 280C and a pressure of 760 mmHg and transferred to a tank with a volume of 68.0 L. What is the internal pressure in atm of the tank if the temperature is maintained?

Formula: P1 V1= P2V2 therefore, P2= P1V1 V2 V2 V2


1.My grandmother was hospitalized at the Community Hospital due to difficulty in breathing. The nurse supported her breathing with the aid of oxygen gas. The nurse noted that the tank of oxygen gas has a volume of 14.0L and a pressure of 1 atm. Find the volume of the oxygen when its pressure is changed to 1.2 atm while the temperature is held constant.

Given: V1=14.0 L, P1= 1.0 atm, P2= 1.2 atm



  1. Input two integers in one line.
  2. Print the two integers in one line, and separate them with a space.
  3. Print a string message "Equal" on a new line, if both inputted integers are equal.

: Let 𝑓(𝑥, 𝑦) = 𝑥^2 + 𝑦^3 . Find the slope of the line tangent to this surface at the point (-1, 1) and lying in the plane x = -1


A stockroom worker pushes a small crate with a mass of 9.40 kg on a horizontal



surface at constant speed. The coefficient of kinetic friction between the crate and



the surface is 0.20. What horizontal force is required to maintain the motion?

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