What is the very small, dense center of an atom?

Use the reaction 2NO 2 (g) = N 2 O 4 (g) to answer the following question: What does Le Châtelier's principle predict would happen to the equilibrium conditions if N2 O4 were added to the system?

What is the pOH of a solution that has a hydroxide ion concentration of 1.0*10-4 M?

Suppose the carbon and oxygen react according to the equation: o2 + 2c = 2co. if you started with sixty oxygen molecules (60o2) and sixty carbon (60c), how many carbon monoxide molecules could you make?

How can soap affect the surface tension

What types of changes observe the law of conservation of mass?

A sample of three mixed gases is at 632.0 mmhg. if the partial pressure of co2 is 124.3 mmhg and the partial pressure of n2 is 461.9 mmhg, what is the partial pressure of o2?

How do the products and reactants of a chemical change compare? The mass of the products is greater than the mass of the reactants because energy is taken in by the reaction.

All the following are characteristic properties of phosphorus. Which one is a chemical property? (a) When exposed to air, white phos - phorus will burn spontaneously, but red phosphorus will not. (b) Red phosphorus and white phos - phorus are solids.

What are the monomers of proteins called

What type of fermentation occurs in yeast?