What type of mixture is a oil and vinegar salad dressing?

One of your classmates is having trouble understanding ions. Explain the formation of an action like this:

Why is the chlorine that is added to final, treated waste water allowed to get used up before it is discharged into a river or lake?

How do protons distinguish between atoms

Carbon-14 is a radioactive isotope which decays with a half-life of 5730 years. what is the first-order rate constant for its decay, in units of years-1?

What is the mole ratio of oxygen to propane (C3H8) in the following equation? C3H8 + 5O2 ➡ 3CO2 + 4H2O 5:1 10:11 10:3 1:10

After Callie obtained her original results, she wanted to dig deeper. She determined that the germinating corn seed had utilized 100 molecules of glucose in the first few seconds that she performed the experiment.

The mineral vanadinite has the formula pb5 (vo4) 3cl. what mass percent of chlorine does it contain?

What is the energy of a photon of green light with a frequency of 5.76 times 10 to the fourteenth s to the negative one

Which statement describes a physical change? a. A carton of milk souring b. A piece of silver flatware tarnishing c. Dry ice subliming into carbon dioxide d. Two clear solutions forming a precipitate when mixed

What are two types of local winds?