Density Lab B
- Dwu1011
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Density Lab B
Let's get this marathon started!
What is the concentration in ppm of selenium if 1.3 milligrams is found in 2500 kg of soil?
What is the concentration in ppm of selenium if 1.3 milligrams is found in 2500 kg of soil?
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- Dwu1011
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Re: Density Lab B
Correct! Now you ask a question.
Optics,Towers, Wright Stuff
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Re: Density Lab B
Is the answer 224.451AwesomeSauceis1 wrote: ↑October 16th, 2019, 10:53 am What is the mass of 5.1 moles of carbon dioxide (CO)?
Optics,Towers, Wright Stuff
Herpetology, Game On, Density Lab
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ELG - 2/7/1/1
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Mission Possible - 13/15/1/1
Game On - 0/2/2/0
SQB - 0/0/0/0/1
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Re: Density Lab B
Dwu1011 wrote: ↑October 16th, 2019, 4:49 pmIs the answer 224.451AwesomeSauceis1 wrote: ↑October 16th, 2019, 10:53 am What is the mass of 5.1 moles of carbon dioxide (CO)?
Yep, sorry I forgot to give units/sig figs. Your turn.
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Re: Density Lab B
And I'll just go again, um...
A gas at STP is heated to 57 C, and its container shrinks from 8 L to 5.5 L. What is the new pressure of the gas in kPa (to the nearest tenth)?
A gas at STP is heated to 57 C, and its container shrinks from 8 L to 5.5 L. What is the new pressure of the gas in kPa (to the nearest tenth)?
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Re: Density Lab B
I have an invitational in 1 wk, and I need problems, so I'll answer. Is it 182.4 kPa?
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Re: Density Lab B
Close, but incorrect. Probably a calculation error or something.theprimegrinder wrote: ↑January 12th, 2020, 1:46 pm I have an invitational in 1 wk, and I need problems, so I'll answer. Is it 182.4 kPa?
Someone else do a problem, I'm too lazy
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Re: Density Lab B
Ok...this one isn't in the rules, but something useful to know
Please describe the 5 postulates of the Kinetic-Molecular Theory
Please describe the 5 postulates of the Kinetic-Molecular Theory
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