A light wave traveling through an unknown medium strikes the boundary with

water at a 45° angle and then refracts toward the boundary. What could the

unknown medium be?

O

A. Glass

O

B. Air

O

C. Water

O

D. Diamond

The density of alcohol is 0.85g/ml. what is the mass of 50ml of alchahol

what is Calcite's Solubility, I barely know what solubility mean let alone what it has to do with Calcite.

Which statement is true according to dalton's theory? a. atoms of different elements can join to form larger atoms. b. atoms can be subdivided into smaller particles. c. atoms of the same element differ in electric charge. d.

When bismuth-212 undergoes alpha decay, it becomes which of the following? asatine-208 + an alpha particle lead-210 + an alpha particle polonium-210 + and alpha particle thallium-208 + and alpha particle

What is the mass, in grams, of 0.802 mol of salicylic acid?

1.87 $/gal to dollars per liter, Express your answer using three significant figures.

What can a student do to increase the force of attraction of a magnet on an iron block?

Which elements can react to produce a molecular compound?

Who created the periodic table and in what year?

Why is uranium 235 the most commonly used isotope for nuclear fission in current uses in nuclear power generation?