The law of reflection states that if the angle of incidence is 43 degrees, the angle of reflection is ___ degrees.

Describe what happens to an ionic compound when it has been fully dissolved in water

How many mL of a stock 50% (w/v) KNO3 solution are needed to prepare 250 mL of a 20% (w/v) KNO3 solution?

Definition of unbalanced equation

I am having some trouble figuring out how to approach the following problem: A 75.0-mL volume of 0.200 M NH3 (Kb=1.8*10-5) is titrated with 0.500 M HNO3. Calculate the pH after the addition of 17.0mL of HNO3.

What is the mass in kilograms of 1.20x 1028 atoms of copper, cu?

Which state of matter has no definite size or shape

Select the correct hybridization for the central atom based on the electron geometry cocl2 (carbon is the central atom).

What will most likely happen when these molecules get closer? The molecules will repel each other because of a dipole-dipole interaction. The molecules will attract each other because of a dipole-dipole interaction.

Which of the following is a monatomic cation? A. Fr + <- - I believe this is correct. B. NH4+ C. Br- D. OH-

Explain, in terms of carbon-carbon bonds, why this hydrocarbon is saturated.