cuánto pesa el aire de un salón cuadrado de 12ft de lado por 10ft de altura?la densidad del aire es 0.08lb/ft²​

Mass of air = 115.5 lb

Explanation:

Given:

Length = 12 ft

Width = 12 ft

Height = 10 ft

Density = 0.08lb  /ft³

Find:

Mass of air

Computation:

Volume of box = (12)(12)(10)

Volume of box = 1,440 ft³

Mass = Volume x Density

Mass of air = 1,440 x 0.08

Mass of air = 115.5 lb

concave lenses are used here. they spread the light out before it reaches the convex lens in the eye, therefore letting the image focus directly on the retina. hyperopia is known to you probably as farsightedness.

the amount of current in the coil