An artist creates a solid sculpture made from 7.70 kg of iron. She wishes to create an identical sculpture, using the same mold used to make the original, out of solid silver. What is the mass (in kg) of the silver sculpture? (The density of iron is 7.86 ✕ 103 kg/m3, and that of silver is 10.50 ✕ 103 kg/m3.)

10.28 Kg

Explanation:

Given:

we know that

So,

specific latent heat of fusion, lf, of a substance is defined as the amount of heat required to change a unit mass of the substance from solid to liquid state, without any change in the temperature.

explanation:

the first american roller coaster was the mauch chunk switchback railway, built in the mountains of pennsylvania in the mid-1800s. the track, originally built to send coal to a railway, was reconfigured as a "scenic tour."