How long should a statement of the main idea be? one or two pages one or two paragraphs one or two sentences one or two words

Which term is defined as the ratio of the speed of light in a vacuum to the speed of light in the material it is passing through? A. Index of reflection B. Index of refraction C. Angle of reflection D. Angle of incidence

245 g water sample initially at at 32 oC absorbs 17 kcal of heat. What is the final temperature of water?

How can you practice lab safety?

Which of the following would decrease your carbon footprint?

Why is it impossible for a gas to take the shape of its container? A. Molecules in a gas are very far apart. B. Molecules in a gas are shapeless. C. Molecules of a gas are stationary. D. Molecules of a gas easily interact with one another.

How many moles of KMnO4 can be produced from 0.886 moles of carbon dioxide?

How many additional electrons can fit into the n = 3 shell of sulfur?

Are the following statements true or false? A. Two pi bonds comprise a double bond. B. Bonds formed from atomic p orbitals are always sigma bonds. C. Side-to-side overlap results in a bond with electron density above and below the bond axis. D.

Describe the arrangement of atoms in a solid, liquid, and gas

Riya rides his bike 63 miles in 270 minutes. What is his average speed in miles per hour? Be sure to include the equation for speed in your answer. Answer quickly 2 min into question will mark brainlest