Chemistry, 13.06.2020 02:57 jessica94866
Be sure to answer all parts. Chromium(III) oxide reacts with hydrogen sulfide (H2S) gas to form chromium(III) sulfide and water: Cr2O3(s) + 3H2S(g) → Cr2S3(s) + 3H2O(l) To produce 251 g of Cr2S3, (a) how many moles of Cr2O3 are required?
Answers: 1
Chemistry, 22.06.2019 13:50
Abeaker with 2.00×102 ml of an acetic acid buffer with a ph of 5.000 is sitting on a benchtop. the total molarity of acid and conjugate base in this buffer is 0.100 m. a student adds 4.70 ml of a 0.360 m hcl solution to the beaker. how much will the ph change? the pka of acetic acid is 4.740.
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Chemistry, 23.06.2019 03:30
Mr. rose asked his student to draw a quadrilateral with four unequal sides. an example of this kind of quadrilateral
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Chemistry, 23.06.2019 09:00
Which factor is likely to impact the possible number of compounds? presence of unlimited number of elements in the periodic table the inability of atoms to align perfectly with other atoms the ability of all elements to react with every other element all elements being equally reactive
Answers: 2
Be sure to answer all parts. Chromium(III) oxide reacts with hydrogen sulfide (H2S) gas to form chro...
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