A room has floor dimensions of 4.0 m x 5.0 m and height of 3.0 m.(a):Find the weight of the air in the room at 20^° c(b)What is the weight of an equal volume of water?(cWhat is the total downward force on the floor surface due to air pressure of 1.0 atm?

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Find the weight of the air at 20⁰C contained in a room with $4.0 m \times 5.0 m$ floor and a ceiling 3.0 m high. (Density of air at 20⁰C is 1.20 kg/m³).

Q. The surface area of the floor of a room is

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and the walls are 3m high. If the room temperature is

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[Given: Molecular weight of air = 29, 1 atm = 1.013

\times 10^{5}

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30 m^{2}

and the walls are 3m high. If the room temperature is

27^{\circ}

C and pressure is 1 atm, then find the mass of the air inside the room
[Given: Molecular weight of air = 29, 1 atm = 1.013

\times 10^{5}

Pa]

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