Chemistry, 24.10.2020 01:00, krazyapril4601
determine the amount of iron in a dietary supplement, a random sample of 15 tablets weighing a total of 23.58 g was ground into a fine powder. A 3.1289 -g sample of the powdered tablets was dissolved and treated to precipitate the iron as Fe(OH)3. The precipitate was collected, rinsed, and ignited to constant weight as Fe2O3, yielding 0.3691 g. calculate the iron content of the dietary supplement as g FeSO4 .7H2O per tablet
Answers: 3
Chemistry, 22.06.2019 12:30, gonzalesalexiaouv1bg
The missing component to the table to the right or indicated with orange letters complete the table by filling in the corresponding numbers or symbols
Answers: 3
Chemistry, 22.06.2019 13:30, kassandrarosario1115
How many protons, electrons, and neutrons are in each of the following isotopes? a. zirconium-90 b. palladium-108 c. bromine-81 d. antimony-123
Answers: 1
Chemistry, 22.06.2019 16:00, winnie45
He table below gives the atomic mass and relative abundance values for the three isotopes of element m. relative abundance (%) atomic mass (amu) 78.99 23.9850 10.00 24.9858 11.01 25.9826 what is the average atomic mass (in amu) of element m? 2.86 5.36 24.30 24.98
Answers: 2
determine the amount of iron in a dietary supplement, a random sample of 15 tablets weighing a total...
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