What is a chemical change
a. boiling of water
b. melting an ice cube
c. d...
Biology, 24.01.2020 12:31, ariana0517
What is a chemical change
a. boiling of water
b. melting an ice cube
c. dissolving 10 grams of salt in water
d. splitting water into hydrogen and oxygen
Answers: 2
Biology, 21.06.2019 22:30, ladnerhailey16
Check all that apply diatoms are marine algae that have a shell made of silica, what are some of the uses of the silica shell after the diatoms die? 1.the shells make up the diatomaceous earth used in filters 2.it can be used as an ingredient in abrasives 3.they are used in food products 4.the shells can be used in some insulating materials
Answers: 2
Biology, 22.06.2019 13:00, cjstablet04
Ascientist wanted to formulate a pill to attack a specific type of bacteria that infects the throat. which biological component would be best to use as a model for the pill's function? bacteriocytes phagocytes complement antibodies
Answers: 1
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