3. Which is held constant when a gas

obeys Boyle's law?

A. motion

temperature

B. pressure

D. volume

linetic molecular

What is one reason scientists have developed a system to classify organisms

2.15 g of an unknown gas at 71 degrees C and 1.10 atm is stored in a 1.75 L flask. What is the density of the gas? What is the molar mass of the gas?

In liquid water, each molecule is hydrogen-bonded to approximately 3.4 molecules of water. What effect would freezing water have on the number of hydrogen bonds? Heating water?

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Iron is produced in a blast furnace. Explain why most of the iron produced in a blast furnace is converted into steels.

A student Increases the temperature of a 417 cubic centimeter balloon from 278 K to 231 K. Assuming constant pressure what should the new volume of the balloon be

What is the molarity of a solution with 1.17 moles of Ca (OH) 2 disolved in 0.2 liters of water? A. 1.17 M B. 0.2 M C. 0.17 M D. 5.85 M

What happens to acetone molecules when you add heat to a beaker of liquid acetone?

An effluent discharge with a flow of 1.5 m3/s and an ammonium-N concentration of 2 mg/L is released to a river with a flow of 12 m3/s and an ammonium-N concentration of 0.015 mg/L.

If you were to pour 4 different liquids into a glass and the liquids separated into 4 layers, which liquid would have the highest density?