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How many moles are there in 8.5 x 1024 molecules of sodium sulfate, Na2SO4?...
Answers: 3
Chemistry, 21.06.2019 22:30
How many moles are in 250 grams of tungsten (w)? * 4.4x10^23 moles 4.2x10^23 moles 0.7 moles 1.4 moles
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Chemistry, 22.06.2019 07:00
At 450 mm hg a gas has a volume of 760 l, what is its volume at standard pressure
Answers: 2
Chemistry, 23.06.2019 02:00
Which best describes the present-day universe? opaque, expanding very slowly, stars produce heavy elements transparent, expanding at an accelerated rate, stars produce heavy elements opaque, expanding at an accelerated rate, stars produce only hydrogen and helium transparent, expanding very slowly, stars produce only hydrogen and helium
Answers: 1
Chemistry, 23.06.2019 06:00
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? this question is worth 20 points! let it be correct!
Answers: 1
Mathematics, 09.02.2021 22:00
Mathematics, 09.02.2021 22:00
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Mathematics, 09.02.2021 22:00
Mathematics, 09.02.2021 22:00
Mathematics, 09.02.2021 22:00
English, 09.02.2021 22:00
Mathematics, 09.02.2021 22:00
Mathematics, 09.02.2021 22:00
English, 09.02.2021 22:00