The density of copper is 8.92 g/cm3 . A rectangular block of copper is depicted below. Calculate the mass of the copper block in kilograms.

Which of the following natural processes is most likely to support the formation of an underwater sinkhole? a pollution buildup from deposited minerals b limestone cave collapsing due to changes in sea level c erosion of large amounts of sand moved by ocean waves d oxidation of rock formed by chemical weathering

Which symbol can be used to indicate the pressure at which a chemical reaction is carried out? 25°c 2 atm pa

Aseismic wave is energy released as the result of rock movement along a fault. t or f ?