Why are hydrogen and helium liquid on the outer planets?

There are three statements of matter

If you are sitting on a horse on a Merry-Go-Round do the horse revolve or rotate explain

Which of the following is a constant for 1 mole of any ideal gas

Raphaela wants to enter the school science fair and has a list of ideas for a project. Which questions could she answer through scientific investigation? Check all that apply.

Part a is the polar head of a soap molecule more attracted to calcium or sodium ions?

The equation X + Y 2Z has the rate law equation shown below. Which of the following statements best describes the relationship of X on the rate of the reaction? rate = k[X]2[Y] Changing X has no effect on the reaction rate.

What moves in or out of a substance during a change of state?

2.5 moles of sodium chloride is dissolved to make 0.050 liters of solution

2. The minimized structure of phenacetin is planar, and the chemical shifts of the aromatic protons in the NMR spectrum can be rationalized by electron delocalization.

Altering the pressure of a system can affect the rate of a chemical reaction. true false