Chemistry, 02.01.2020 10:31 sarahkuener
The asphalt in the la brea tar pits is composed of hydrocarbons, but is not considered a fossil fuel
in the long term, why is it important to reduce demands for timber?
a. lower demand will prevent large increases in timber prices.
b. lower demand will prevent large decreases in timber prices.
c. there will be large shortfalls in timber supplies.
d. there will be large surpluses of timber supplies.
Answers: 3
Chemistry, 22.06.2019 10:50
8) a mixture of he, ne and ar has a pressure of 7.85 atm. if the ne has a mole fraction of 0.47 and 8) ar has a mole fraction of 0.23, what is the pressure of he? a) 4.2 atm b) 3.7 atm c) 5.5 atm d) 2.4 atm e) 1.8 atm
Answers: 1
Chemistry, 22.06.2019 15:10
Which statement describes the phase change that occurs when dry ice is placed in an open container at room temperature?
Answers: 1
Chemistry, 22.06.2019 22:30
3.09 lab: reaction of metals 1 which combinations of substances resulted in a chemical change? for each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. make a general statement about the reactivity of the metals in this experiment.
Answers: 1
The asphalt in the la brea tar pits is composed of hydrocarbons, but is not considered a fossil fuel...
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