Chemistry, 13.05.2020 04:57 dootdootkazoot
Chalk is composed of calcium carbonate, CaCO3. A student does not have a balance but does have 3.00M hydrochloric acid, HCl. If the student finds that it takes 327 millimeters of the acid to react with the chalk, what was the mass of the chalk in grams?
CaCO3(s) + 2HCl(aq) ⟶ CaCl2(aq) + CO2(g) + H2O(I)
Answers: 1
Chemistry, 22.06.2019 02:40, gabrielolivas59
The difference between the atomic number of an element and the element’s atomic mass is the number of ions.
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Chemistry, 22.06.2019 14:10, cameronbeaugh
13. a covalent bond between two atoms is likely to be polar if: a. one of the atoms is much more electronegative than the other. b. the two atoms are equally electronegative. c. the two atoms are of the same element. d. the bond is part of a tetrahedrally shaped molecule. e. one atom is an anion.
Answers: 1
Chalk is composed of calcium carbonate, CaCO3. A student does not have a balance but does have 3.00M...
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