In a chemical reaction how does the mass of the products compare with the mass of the reaction a greater thenb less thenc equal tod depends on the reaction

How do scientists think that gravity affected the formation of our solar system?

To find the work done, the force exerted and distance moved are multiplied. a couch is moved twice before you are happy with its placement. the same force was used to move the couch both times. if more work is done the first time it is moved, what do you know about the distance it was moved? a) when more work was done, the couch was moved the same distance. b) when more work was done, the couch was moved less. c) when more work was done, the couch was moved further. d) when more work was done, the couch wasn't moved at all.

Explaining why atoms bondcomplete the sentence.atoms form chemical bonds to satisfy the    rule and to become  .