Please answer this
The first reaction bubbled because a was formed.
gas
liquid
solid
2.
The yellow color seen in the second reaction was due to the presence of a solid known as a .
substrate
precipitate
3.
Changes in color and temperature indicate that a reaction has taken place.
chemical
physical

Describe five factors that influence the value of fuel

How does the study of genetic disorders such as pku biologists understand normal alleles?

Residential construction is expanding in florida, the expansion has caused fragmentation of habitats, one of the results of the increased construction is a decrease in the number of large predators such as the coyote, black bear and pool panther, which will be the most immediate local result of this fragmentation? 1)large predators will become extinct 2)decrease in middle sized predators 3)increase in population of top carnivores 4)increase in population of prey species