A flask that has a mass of 345.8 g is filled with 225 mL of carbon tetrachloride. The mass of the flask and the carbon tetrachloride is found to be 703.55 g. Calculate the density in g/mL and kg/L.

Which of the following statements about cytokines is FALSE? Which of the following statements about cytokines is FALSE? They are soluble proteins or glycoproteins. They are chemical communication between cells. Some have multiple functions.

A 1.00 g sample of octane (C8H18) is burned in a bomb calorimeter with a heat capacity of 837J∘C that holds 1200. g of water at 25.0∘C. After the reaction, the final temperature of the water is 33.2∘C. Calculate the heat of combustion for 1.

What is the importance of the electrons? (write in one paragraph)

In general, what is the main difference between reactions of strong acids or bases and reactions of weak acids or bases?

Which dissolves better in water salt sugar or baking soda science project?

A horizontal row of elements in the periodic table is known as a group or period

When forces attracting solvent particles to each other are broken, what is provided for a solution? energy for the solute to precipitate space for the solute in the solvent inertia for the solute to move into the solvent nothing is provided

What occurs when a magnesium atom becomes a magnesium ion?

Two electrons are shared equally in bromine. what type of bond is represented between the bromine atoms in this Lewis structure

6. A gas mixture has partial pressure of 120 torr N2, 350 torr Ar, and 480 torr SF6. What is the mole fraction of sulfur hexafluoride in the mixture?