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Questions (9)
What mass of ethanoic acid would you used and how would you prepare 0,500 dm3 of a 0,500 mol dm3 ethanoic acid solution? (M of
1 answer
639 views
How many grams of H3PO4 are in 175 Ml of a 3.5 M solution of H3PO4?
2 answers
4,708 views
What is the concentration (M) of a NaCL solution prepared by dissolving 9,3g of Nacl in sufficient water give 350ml of
1 answer
4,005 views
Write the symbols for three other species, which also have the electron arrangement of 2.8.
0 answers
387 views
A student was asked to make some copper(II) sulfate-5-5 (CuSO4.5(H2O) BY reacting copper(II) oxide (CuO) with sulfuric acid.
a)
2 answers
1,922 views
The relative mass of aluminum chloride is 267 and its composition by mass is 20,3% Al and 79,7% chlorine. Determine the
1 answer
3,127 views
Calculate the percentage by mass of nitrogen in PtCl2(NH3)2...can anyone help me.??
2 answers
6,189 views
The mass % of C in methane (CH4) is?...Can any one help me????
1 answer
1,308 views
Methane, CH4 burns in oxygen gas to form carbon dioxide and water. How many moles of carbon dioxide will be formed from 8.0g of
3 answers
8,539 views
Answers (3)
12.a
thanks you very much.
Is B) Glycogen
