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Author Question: What volume of 2.0 M HCl, in mL, is required to dissolve a 10.0 g piece of Zn? Zn(s) + 2 HCl ZnCl2 + H2(g) (Read 60 times)

shenderson6

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on: Jul 8, 2021

Question 1

What thickness (in cm) is the silicon block (density = 2.33 g/cm3) that is 2.87 cm wide and long necessary to react with 91.3 g of Cr2O3 by the reaction: 3 Si (s) + 2 Cr2O3 (s) → 3 SiO2 (s) + 4 Cr (l)?
◦ 2.05 cm
◦ 1.32 cm
◦ 3.08 cm
◦ 8.98 cm
◦ 3.79 cm

Question 2

What volume of 2.0 M HCl, in mL, is required to dissolve a 10.0 g piece of Zn?

Zn(s) + 2 HCl → ZnCl2 + H2(g)

◦ 76 mL
◦ 330 mL
◦ 170 mL
◦ 310 mL
◦ 150 mL
General Chemistry: Principles and Modern Applications ¦ Petrucci, Herring, Madura, Bissonnette ¦ 11th Edition
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Marked as best answer by shenderson6 on Jul 8, 2021

dantucker

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Reply #1 on: Jul 8, 2021
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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shenderson6

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Reply 2 on: Jul 8, 2021
Gracias!

tranoy

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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