If you have a density of 3.0 g/mL and a volume of 10.25 mL, what is the mass?

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)

During which time interval does the object travel approximately 10 meters

What’s the percent by mass of carbon in c10h14n2