212`cmoverset(3)``H_(2)` is adsorbed uniformly at surface of 5 g palladium at`273^(o)`C & 2 atm . If effective surface area of each hydrogen molecule is `0.4nm^(2)` then specific surface area of palladium is

The surface area of a sphere is 5544\ c m^2, find its diameter.

The surface area of a sphere is 616\ c m^2 . Find its radius.

A catalyst adsorb 100 mL of nitrogen gas at S.T.P. Per gram of catalyst surface and forms a monomolecular layer. The effective surface area occupied by one nitrogen molecules on the surface of catalyst is 0.16 xx 10^(-14) cm^(2) . What is the total surface area occupied by nitrogen molecules per gram of catalyst? (Given : Volume of gas at STP = 22.4 L)

Find the volume and total surface area of a cube whose each edge is 2 m 40 cm.

Find the volume and total surface area of a cube whose each edge is: 2m 40 cm.

2.0 g of charcoal is placed in 100 mL of 0.05 M CH_(3)COOH to form an adsorbed mono-acidic layer of acetic acid molecules and thereby the molarity of CH_(3)COOH reduces to 0.49 . The surface area of charcoal is 3xx10^(2) m^(2)g^(-1) . The surface area of charcoal is adsorbed by each molecule of acetic acid is a. 1.0xx10^(-18)m^(2) b. 1.0xx10^(-19)m^(2) c. 1.0xx10^(13)m^(2) d. 1.0xx10^(-22)m

The radius of a sphere is measured to be (2.1+-0.5) cm. Calculate its surface area with error limits .

The radius of a sphere is measured to be (2.1+-0.5) cm. Calculate its surface area with error limits .

1 g charcoal is placed in 100 mL of 0.5 M CH_(3)COOH to form an adsorbed mono-layer of acetic acid molecule and thereby the molarity of CH_(3)COOH reduces to 0.49 . Calculate the surface area of charcoal adsorbed by each molecule of acetic acid. Surface are of charocal =3.01xx10^(2)m^(2)//g .

One gram of charcoal adsorbs 400 " mL of " 0.5 M acetic acid to form a mono layer and the molarity of acetic acid reduced to 0.49. Calculate the surface area of charcoal adsorbed by each molecule of acetic acid. The surface area of charcoal is 3.01xx10^(2)m^(2)g^(-1) .