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Chemistry, 21.06.2019 14:10
The rock in a lead ore deposit contains 89 % pbs by mass. how many kilograms of the rock must be processed to obtain 1.5 kg of pb?
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Chemistry, 23.06.2019 00:10
Apropane torch is lit inside a hot air balloon during preflight preparations to inflate the balloon. which condition of the gas remains constant
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Chemistry, 23.06.2019 07:30
If you try to move a piano and are unable to move it, did you perform any work in the scientific sense of the word? yes or no?
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Chemistry, 23.06.2019 08:00
At 35.0°c and 3.00 atm pressure, a gas has a volume of 1.40 l. what pressure does the gas have at 0.00°c and a volume of 0.950 l? which equation should you use? p2= p1v1t2/t1v2what is the pressure of the gas? 3.92 atm these are the answers
Answers: 1
The series of processes that that slowly change earth's rocks from one kind to another is called the...
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