Oil and water a combined to make salad dressing.

Physical Change? Chemical Change? Both?

Difference between ion and radical

It takes 1 kcal to raise the temperature of 1 kg of liquid water by 1 C, but only 0.5 kcal to raise the temperature of 1 kg of ice or water vapor by 1 C.

Which of the following is NOT a subatomic particle contained in an atom? a. electron c. proton b. photon d. neutron

How can you determine if someone is stating their opinion or making an argument

1. convert each of the following measurements to the SI base unit ... the equal sign after the problems illustrates my answer that I got from doing the problems myself.

What occurs in a chemical reaction? Products are formed from reactants by the breaking and forming of new bonds. Products are formed without chemical bonds being broken. Reactants are formed without chemical bonds being broken.

What information does the atomic mass of an element provide

The following diagram represents a vertical cross section of sedimentary rock layers that have not been overturned. Which principle best supports the conclusion that these layers have undergone extensive movement since deposition?

What kind of ions do a sodium atom and a chlorine atom become when a valence electron is transferred from one to the other?

NaOH and bleach have several characteristics in common. They include all BUT one of the characteristics listed.