Because of their large mass and charge, alpha rays are the least penetrating and least dangerous.

Convert 25.0g of KMnO4 to moles

Match the organic compound with the correct use or application. a. Used as a tissue preservative b. Creates the sour taste of vinegar c. Used as fuel d. Consumed as beverage and also used as disinfectant

Which statement best identifies the process shown? The process must be fusion because energy is released. A. The process must be fusion because a heavier nucleus forms from smaller nuclei. B.

What is the molarity of formaldehyde in a solution containing 0.25 grams of formaldehyde per mL?

A mixture is made by combining 1.64 lb of salt and 4.66 lb of water. what is the percentage of salt (by mass) in this mixture?

An atom of element A has 108 protons. What would the elements atomic number be?

What is a scientific variable

What kind of reactions are redox reactions a. reactions involving substituting different isotopes b. reactions involving losing and gaining electrons c. reactions involving protons transferring between atoms d.

Determine the number of atoms in 1.75 ml of mercury. (the density of mercury is 13.5 g/ml.)

In the reaction A + B + C >> D, what are the products? A. C and D B. A and B C. A, B, C, and D D. A and C