Room temperature is usually considered to be 25°C. What is that in kelvins?

Arrange the colors of visible light, green, red, and blue, in order of increasing wavelength. blue < green < red Shortest wavelength red < green < blue Longest wavelength green < blue < red

Which is a nonpolar molecule?

According to the animation, what does the electron transport chain do to the concentration of hydrogen ions (protons)

A teacher wants to perform a classroom demonstration that illustrates both chemical and physical changes. Which would be the best demonstration that she could use?

Which statement does NOT coincide with kinetic-molecular theory? A.) Gas particles assumed to have an insignificant volume B.) Gases are made up of hard spherical particles C.) All gases particles move in a constant random motion D.

Can Magnesium hydroxide be used as the base for this titration? Why or why not? 5. Describe the procedure that you will follow to prepare 250 ml of a. 100 M soliution of KHP. 6. 25.0 ml of. 100M KHP is required to neutralize 10.

What is the most metallic element

What must be true for a substance to be able to dissolve in water? a) the solute particles must have a strong attraction for the water particles b) the solute must be able to react with water at the given temperature c) there must be enough energy

Drag the appropriate elements to their respective bins

Compare how an increase in wavelength affects sounds and light waves.