Cocaine and amphetamines are both classified as

Two gas samples have the same number of molecules, the same volume, and the same pressure. Which of the following could be true? A. The first gas sample has a temperature of 273 K, and the second gas sample has a temperature of 0o C. B.

If 3.0 liters of oxygen gas react with excess carbon monoxide at STP, how many liters of carbon dioxide can be produced under the same conditions?2 CO (g) + O2 (g) - --> 2 CO2 (g) a. 1.5 L b. 3.0 L c. 4.5 L d. 6.0 L,

Convert 45.8g of CO2 to mol

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If I have a 50.0 liter container that holds 45 moles of gas at a temperature of 200.00 C, what is the pressure inside the container?

A certain ore is 34.4% nickel by mass. How many kilograms of this ore would need to dig up to have 30.0g of nickel?

Are the chemical reactions that take place when a battery connected endothermic or exothermic

What are 3 properties of carbon?

A (1. pathogen 2. Germ 3. Bacterium) is an agent that causes disease. All (1. bacteria 2. fungi 3. Viruses) are pathogens.

Calculate the solubility (in g/l) of calcium fluoride in water at 25°c if the ksp for caf2 is 1.5 * 10-10.