What is the molar mass of Mg (NO3) 2? Explain how you calculated this value.

Is hydrogen bonding an actual type of bond?

What element does not prefer to react with other elements?

An odorless, colorless, poisonous gas is produced by the incomplete burning of fossil fuels. This gas also interferes with the blood's ability to carry oxygen. What is the name of this air pollutant? A. asbestos B. carbon monoxide C. radon D.

Is diamonds cutting glass a physical or chemical change?

a sample of gas at a pressure of 5.1 atm and a temperature of 45 degrees celsius is heated. it's pressure goes to 7.8 atm what is it's new temperature in celsius

Sahil watched a demonstration in which a scientist combined two substances in a sealed container and analyzed the results. the ending substances did not look the same as the starting substances.

How many molecules of H2S are required to form 79.0 g of sulfur

How many grams of potassium iodide, KI, are required to make 2.0 L of a 0.1M solution

Which term refers to an electrochemical cell that produces an electric current? A) electrolyte B) voltaic cell C) electrolytic cell D) cathode

How can you determine the valence electrons in an electron configuration?