Why is coal considered to be a nonrenewable resource?
a. there is not very much of it in the...
Chemistry, 20.09.2019 09:30 abalth2154
Why is coal considered to be a nonrenewable resource?
a. there is not very much of it in the ground.
b. it takes millions of years to replace.
c. it is very inexpensive.
d. it is very expensive to mine.
Answers: 2
Chemistry, 22.06.2019 08:00
Match the mixture with the substance// i really need on this guys (it’s a pic btw)
Answers: 1
Chemistry, 22.06.2019 12:10
Achemistry student needs to standardize a fresh solution of sodium hydroxide. he carefully weighs out of oxalic acid , a diprotic acid that can be purchased inexpensively in high purity, and dissolves it in of distilled water. the student then titrates the oxalic acid solution with his sodium hydroxide solution. when the titration reaches the equivalence point, the student finds he has used of sodium hydroxide solution.calculate the molarity of the student's sodium hydroxide solution. be sure your answer has the correct number of significant digits.
Answers: 1
Chemistry, 22.06.2019 14:00
What mass of natural gas (ch4) must you burn to emit 276 kj of heat?
Answers: 1
Chemistry, 23.06.2019 01:00
Animals that reproduce sexually either do it through external or internal fertilization. read the following statement and decide if it is true or false. birds reproduce through external reproduction which is because the female will then be able to protect the egg.
Answers: 1
Mathematics, 11.07.2019 19:00
English, 11.07.2019 19:00
History, 11.07.2019 19:00
Physics, 11.07.2019 19:00
Biology, 11.07.2019 19:00
Mathematics, 11.07.2019 19:00
Chemistry, 11.07.2019 19:00
Biology, 11.07.2019 19:00
Spanish, 11.07.2019 19:00
Biology, 11.07.2019 19:00