What is the pH of ammonia? I know the pH of ammonia varies depending on concentration, so what's the pH of pure ammonia?

A scientist in London and a scientist in California both conducted independent investigations that produced similar results.

What type of bond is formed by two atoms that equally share one pair of electrons?

What is the volume of 425g of ice if the density is 0.92g/mL

Which statement is true regarding a hydrogen bond? Question 8 options: It is weaker than dipole interaction forces It is weaker than London dispersion forces It is strong because of the lack of inner electrons shells in a hydrogen atom It is

The mass of a rock sample is 25 g and its density is 5 g/cm3. What is the volume of the rock sample?

When does raising the temperature of a gas increase its pressure? A. temperature B. volume C. number of particles D. pressure

Hexyne. What does the name of this hydrocarbon tell you about its molecular structure?

Which of the following processes includes all of the others? Group of answer choices transport of an ion down its electrochemical gradient osmosis passive transport facilitated diffusion

How is the Bohr atomic model different from the plum-pudding model? A. In Bohr's model, the atom's mass is found at its center instead of distributed throughout. B. In Bohr's model, the atom's mass is mostly made up of electrons instead of protons.

What does the cell theory state? A. that cells come from other cells B. that cells come only from animals C. that cells cannot be created or destroyed