Answer:
Energy was released
Explanation:
Decrease in temperature means less energy, but the energy had to have been transferred because energy can't be destroyed or created. So if the temp. went down, energy must have been lost. (If it had been absorbed, the temp. would have gone up)
Organic chemistry. the study of of carbon-containing compounds.
inorganic chemistry. the study of non-organic substances, many of which have organic fragments bonded to metals (organometals)
physical chemistry. ...
analytical chemistry. ...
biochemistry. ...
theoretical chemistry.
Answer: 2.008 g
Explanation:
we can use the similar equations as I have before: q = mcAT
we are given q, AT, and c is a constant so now we have to solve for m
84=m(4.184)(10)
m = 2.008 g of water
18. have a nice day hope it helps.
Answer:
B
Explanation:
The Agricultural Revolution gave Britain the most productive agriculture in Europe, with 19th-century yields as much as 80% higher than the Continental average. ... By the 19th century, marketing was nationwide and the vast majority of agricultural production was for the market rather than for the farmer and his family.
hope this helps :)