A solution that contains 100 g of water also contains 40 g of dissolved NaCl at 20°C. How would you describe the concentration of this solution?

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.

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How many moles of potassium are needed to react completely with 12.8 moles of magnessium bromide?