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Select each correct answer. more than one answer may be correct. which of the following is a characteristic of unicellular organisms? they can possess tissues and organs. all of their functions are performed by a single cell. they are usually microscopic. each of their cells is specialized to perform a specific function.

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

If volume remains the same while the mass of a substance the density of the substance