Chemistry, 15.04.2020 20:36 littlequeenashley
Calcium chloride is used as a food additive for calcium enrichment, food preservative and for de-icing roads in winter.
Balance the equation for production of calcium chloride and determine the limiting reactant and reactant of excess among Ca(OH)2 or HCl if you have 100.0 g Ca(OH)2 and 100.0 g HCl.
Calculate the theoretical yield and percent yield if a chemist received 130 g of calcium chloride.
Ca(OH)2 + HCl → CaCl2 + H2O
Answers: 3
Chemistry, 22.06.2019 01:30
100 points answer quick the table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.
Answers: 1
Chemistry, 22.06.2019 16:10
Predict the reactants of this chemical reaction. that is, fill in the left side of the chemical equation. be sure the equation you submit is balanced. (you can edit both sides of the equation to balance it, if you need to.) note: you are writing the molecular, and not the net ionic equation. > cacl2(aq) + h20(l)
Answers: 2
Chemistry, 22.06.2019 20:00
The volume of a single vanadium atom is 9.29×10-24 cm3. what is the volume of a vanadium atom in microliters?
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Calcium chloride is used as a food additive for calcium enrichment, food preservative and for de-ici...
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