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Chemistry, 22.06.2019 05:30
Astudent carefully transfers 30 g of water and 30 g of alcohol in a glass tube, forming two layers and filling the tube completely. after sealing the tube, the student mixes the solutions, and notices a bubble that forms in the tube. what is the mass of the contents in the glass tube after mixing?
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Chemistry, 22.06.2019 07:30
The volume of helium in a blimp is 6.28 x 10^9 millimeters. the density of helium in the blimp is .1786 kilogram/meter^3. find the mass of the helium in the blimp.
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Chemistry, 22.06.2019 12:50
What is the chemical name of the compound na2co3? use the list of polyatomic ions and the periodic table to you answer. a. sodium carbon oxide b. sodium carbonate c. sodium(ll) carbonate d. sodium oxalate
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Chemistry, 22.06.2019 17:30
A650 ml sodium bromine solution has a bromide ion concentration of 0.245 m. what is the mass (g) of sodium bromide in solution? a) 103.b)0.00155.c)16400.d) 16.4.e) 0.159
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Mathematics, 28.02.2020 05:19
Mathematics, 28.02.2020 05:19
History, 28.02.2020 05:19
Mathematics, 28.02.2020 05:19
Mathematics, 28.02.2020 05:19
Mathematics, 28.02.2020 05:19
History, 28.02.2020 05:19
History, 28.02.2020 05:19
Mathematics, 28.02.2020 05:19
Mathematics, 28.02.2020 05:19
Chemistry, 28.02.2020 05:19
Mathematics, 28.02.2020 05:19