How many oxygen atoms are contained in the following chemical formula? 2agno3
a. 2
b. 3
c. 5
d. 6

This chart represents the melting point of several substance. what besy explains the high melting point of the salt?

Transportation is the largest single source of air pollution in the united states. air pollution can harm the environment and human health. which technology could offer a solution to this problem? mufflers that reduce noise motors that run on electricity tires that improve gas mileage

What is the mass of 8 moles of sodium atoms