If a gas A is 9 times as heavy as hydrogen, which will diffuse faster and by what factor?

Why are all organs are in the alimentary canal important in digesting food

Number of moles in 3.70 x 10^-1 g of boron

Which is an example of a chemical change? a. the separation of a mixture into its components b. the separation of a compound into its elements c. the separation of gases from liquids d.

Elements can be separated from one another. Question 6 options: True False

How do you find the oxidation number for a metal in a compound?

What is a Cilla? (In drawing)

Which term names the group of organisms able to interbreed and produce fertile offspring?

A sample of a compound contains 32.0 g C and 8.0 g H. Its molar mass is 30.0 g/mol. What is the compound's molecular formula

What is the molecular formula of the compound CH2 with molar mass = 42.0 g/mol? C4H8 C3H6 C2H4 C2H18

A gas has a volume of 27.5 L at 302 K and 1.40 atm. How many moles are in the sample of gas? A. 0.0401 mol B. 0.645 mol C. 1.55 mol D. 2.14 mol