How many atoms do I have if I have 2 moles of Hydrogen atoms?

Dry ice, or solid carbon dioxide, has the molecular formula CO2. How should you classify it? element compound mixture colloid suspension

Which one below will can cause the reaction rate to increase? increasing concentration Increasing particle size decreasing temperature increasing the inhibitor

When writing electron configuration the 3d block comes after the 4s block.

If a drop of blood is 0.05ml how many drops of blood are in a blood collection tube that holds 2ml?

Appropriate labels for each axis

What are the 4 variables that influence gas behavior

A 15.0 L tank of gas is contained at a high pressure of 8.20 x 10^4 torr. The tank is opened and the gas expands into an empty chamber with a volume of 6.00 x 10^4 L. Calculate the new pressure of the gas.

What amount of sucrose (C12H22O11) should be added to 5.83 mol water to lower the vapor pressure of water at 50 °C to 72.0 torr? The vapor pressure of pure water at 50 °C is 92.6 torr. 1

What element is 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p65s2 4d10 5p4?

What is the similarity between simple diffusion and facilitated diffusion?