Water is found in which of the following states at earth's surface?

A. Liquid and solid

B. Liquid, solid, and gas

C. Gas and liquid

D. Only liquid

Iron has a density of 7.86 g/cm3 (1 cm3=1 mL). Calculate the volume (in dL) of a piece of iron having a mass of 3.07 kg.

How do you determine the number of electrons that go into a lewis model?

Which statement is true with respect to the investigation?

Maize, man, Goat, is an example of a food chain true or false

Read the list of elements given below. He, Ne, Ar, Kr Which of the following about the elements is true? All of them are unreactive gases. All of them are reactive metalloids. He and Ne are unreactive gases and Ar and Kr reactive metalloids.

Suggest 2 reasons why copper should not be disposed in landfill sites

Give an example for each of the four basic substances of a cell (carbogydrates, proteins, lipids, and nucleic acids)

The four main reservoirs of carbon are the A. Glaciers, trees, living animals, and atmosphere. B. Atmosphere, terrestrial biosphere, oceans, and sediments. C. Air, soil, plants, and freshwater. D. Oceans, soil, ice caps, and plants.

Beryllium, Be, and chlorine, Ci, form a binary ionic compund with a one-to-two ration of beryllium ions to chloride ions. The formula for the compund is A) Be2Cl B) BeCl C) BeCl2 D) Be2Cl2

Homogeneous mixtures are: a. Mixtures that have 1 phase or layers b. Solutions that consists of only one type of atom c. Two or more elements that have been chemically combined d. Solutions that consists of two or more elements