Is it grams or kilograms

What did Robert Millikan's oil drop experiment prove? A. Atoms are composed of positive charges. B. It determined the actual mass of the electron. C. Matter can be conserved. D. Atoms can be neither created nor destroyed.

What is the PH of a solution if [H3O] = 1.7*10-3 M

A neutralization reaction only produces a salt when a strong acid reacts with a strong base. a. True b. False

Economics is about the production of goods and services which requires that allocation of what

What is the molarity of a 3.0-liter solution that contains 0.45 moles of solute?

Chemical reactions cause changes in: atoms molecules physical properties

How many moles are 1.806 x 10^24 atoms?

The path that an object is moving or facing

Compare How does the current model of the atom differ from J. J. Thomson's model?

An environmental change is occurring due to continents shifting and moving to different parts of Earth's surface. What kind of change is this?