Given the incomplete equation representing an organic addition reaction:

X (g) + Cl2 (g) = = > XCl2 (g)

Which compound could be represented by X?

(1) CH (3) C3H8

(2) C2H4 (4) C4H10

What types of change if any can reach equilibrium A chemical change only A physical change only Both Neither

A sample of gas occupies 17 mL at - 112°C. What volume does the sample occupy at 70°C?

When carbon is burned in air, it reacts with oxygen to form carbon dioxide. When 27.6 g of carbon were burned in the presence of 89.6 g of oxygen, 16.0 g of oxygen remained unreacted. What mass of carbon dioxide was produced?

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5. What particle is located outside an atom's nucleus?

Determine the enthalpy change when 23.5 g of carbon is reacted with oxygen according to the reaction C (s) + O2 (g) CO2 (g) delta H = - 394 kJ/mol

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A piece of solid carbon dioxide, with a mass of 21.0 g, is placed in an otherwise empty 4.60 L container at 25°C. What is the pressure in the container after all the carbon dioxide vaporizes?

What is the volume of 1 mile of gas at a standard temperature and pressure

Next to each formula, write the number of atoms of each element found in one unit of the compound