Asample of nitrogen in a glass bulb has a mass of 245 mg. what is this mass in kilograms? give your answer to the correct number of significant figures.

What are the resulting coefficients when you balance the chemical equation for the combustion of ethane, c2h6? in this reaction, ethane is burned in the presence of oxygen (o2) to form carbon dioxide (co2) and water (h2o). (g)+(g)→(g)+(g)

Iwll give extra points to who gets this for ! what type of reaction is this? ?

Acontainer holds 35.8 moles of gas under 10.0 atm of pressure at 70.0 c. what is the volume of the container?