Compared to compounds with network structures, compounds arranged in molecules (covalent bonds) have melting points.

The big bang nucleosynthesis theory states that elements were produced in the first few minutes of the big bang while elements have their origins in the interiors of stars, forming much later in the history of the universe.

Mike and mitchell decide to have a foot race. they mark off a stretch of 100 yards, and recruit cindy to work the stopwatch. after running the race and looking at the results, cindy declared that mitchell was the fastest. so how did the boys times compare?

The diagram below shows the different phase transitions that occur in matter. which arrow represents the transition in which dew is formed?