Oxygen and chlorine gas are mixed in a container with pressures of 52 kPa and 60 kPa, respectively. What is the total pressure inside the container?

Apiece of copper has a temperature of 75.6 0c. when the metal is placed in 100.0 grams of water at 19.1 0c, the temperature rises by 5.5 0c. what is the mass of the metal?

How many moles of oxygen react with 12 moles of aluminum

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