How are coals and ores mined

A wave with a wavelength of three meters forms in water with a depth of one meter. what type of wave is it?

choose the answer How is a crystal lattice related to a unit cell? A. A crystal lattice is a highly-ordered example ofa unit cel. B. A crystal lattice forms from several unit cells that overlap and merge. C.

What is gene and alleles?

A special type of ___relationship in wich one organism feeds on and lives

Can a second order reaction be unimolecular?

Why do alligators need a warm climate? A. They need to live in a place with enough food. B. They cannot produce enough heat to keep their bodies warm. C. They have scales rather than hair, which keeps them too hot. D.

What human body system can be fossilized? Explain

A reaction mixture initially contains 22.02 g Fe2O3 and 14.66 g CO. Assume that the reaction will progress to 100% completion. What mass (in g) of the excess reactant is leftover?

A cylinder at left with balls evenly spaced throughout the cylinder has an arrow leading to a cylinder at right cylinder with balls in a layer at its bottom. Which change of state is shown in the model?

Which ion was fomed by providing the second ionization to remove an electron A) ca2 + B) N3 - B) Fe3 + C) S2