You decide to mix up a pitcher of tea. you put water, tea, sugar and lemons in a pitcher and stir it up. how do you decide if you just created a mixture or a compound?

An example of technology is the a. addition of a side group to an organic molecule during synthesis. b. use of a new antibiotic to fight an infection. c. measurement of iron concentration in a water sample. d. study of atomic fusion reactions

Non renewable resources like petroleum eventually

What was bohr’s contribution to the planetary model