A 0.639 g sample of cobalt, Co, is added to 236 mL of 0.100 M H₂SO, and reacts according to Co (s) + H₂SO₂ (aq) → COSO, (aq) + H₂ (g) What is the limiting reactant? Co (s) ⒸH₂SO4 (aq) A volume of 189 mL of hydrogen is collected over water. The water level in the collecting vessel is the same as the outside level. Atmospheric pressure is 756.0 Torr and the temperature is 25 °C. What is the percent yield of hydrogen for this reaction? 4 percent yield: 28
A 0.639 g sample of cobalt, Co, is added to 236 mL of 0.100 M H₂SO, and reacts according to Co (s) + H₂SO₂ (aq) → COSO, (aq) + H₂ (g) What is the limiting reactant? Co (s) ⒸH₂SO4 (aq) A volume of 189 mL of hydrogen is collected over water. The water level in the collecting vessel is the same as the outside level. Atmospheric pressure is 756.0 Torr and the temperature is 25 °C. What is the percent yield of hydrogen for this reaction? 4 percent yield: 28
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Transcribed Image Text:A 0.639 g sample of cobalt, Co, is added to 236 mL of 0.100 M H₂SO, and reacts according to
Co (s) + H₂SO, (aq) → COSO, (aq) + H₂ (g)
What is the limiting reactant?
Co (s)
ⒸH₂SO4 (aq)
A volume of 189 mL of hydrogen is collected over water. The water level in the collecting vessel is the same as the outside
level. Atmospheric pressure is 756.0 Torr and the temperature is 25 °C.
What is the percent yield of hydrogen for this reaction?
D
percent yield:
28
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