Is milk a mixture or pure substance?

Which statement accurately describes homeostasis? A. Homeostasis is a factor in the environment that creates a response. B. Homeostasis is the number of cells in an organism, such as a unicellular or multicellular organism. C.

What is sound energy? Give two examples.

Which of the following elements can form diatomic molecules held together by triple covalent bonds?

Which of the following statements about the particles in a solution is true? A When an ionic solid mixes with water, its ions repel water molecules. B When a molecular solid mixes with water, the covalent bonds are broken.

Consider the reaction below. 2 upper N subscript 2 upper O subscript 5 (g) double-headed arrow 4 upper N upper O subscript 2 (g) plus upper o subscript 2 (g).

Which pair of elements are the most different

A gas held at constant volume is heated from - 5 ºC to 50 ºC, if the initial pressure is 1.0 atm, what is the new pressure the gas exerts?

Unknown element x is a metal that ionically bonds to sulfur. is the formula, x3s feasible? why or why not? a) it is feasible. the three metallic ions each receive an electron from sulfur. b) no, it is not feasible.

What is the difference between a period and a group on the periodic table

Oil flows upward in the wick of a lantern because of the liquid property called A. density. B. meniscusity. C. viscosity. D. capillarity.