Examples for reversible change

All substances taking part in a certain interaction are shown below: Butane is written followed by an addition sign followed by Oxygen followed by an equal to sign followed by Carbon dioxide followed by an addition sign followed by Water.

When two hydrogen fuse in the center of the sun to create one helium atom they fuse via?

When wind and rain break down a rock over a period of time, this is called chemical weathering. True or False

What happens to the total mass of the carbon and oxygen after they form carbon dioxide?

When atoms share electrons, the electrical attraction of an atom for the electrons is called the atom's?

Complete the following statement by checking all that apply Creativity allows scientists to develop multiple approaches to solving problems. adapt to changes in scientific knowledge. look at old problems in new ways.

The atomic weight of hydrogen is 1.00794. a. True b. False

Describe What kind of ions do metals form? What kind of ions do nonmetals form?

A car is driven through streets treated with salt and then parked in a warm garage. a) How will the rate of rusting compare with a car that has not been driven in the streets treated with salt but left parked outside?

Amalgam is an alloy that contains mercury and other metals. Which of these atoms would most likely form metallic bonds with mercury? Check all that apply. bromine copper hydrogen iodine silver tin