Acceleration cannot be A: constant
B: positive
C: negative
D: none of the above

10. according to the law of conservation of mass, how does the mass of the products in a chemical reaction compare to the mass of the reactants?

Which is true of chemicals? a. things containing chemicals always cost a lot of money. b. chemicals are never dangerous. c. chemicals are in many substances in a home. d. chemicals are rarely found on earth.

Determine the number o moles of ions/atoms/particle in the following: 2.50 miles of k2s (let me know how to do)