When 0.709 g of sodium metal is added to an excess of hydrochloric acid, 7370 J of heat are produced. What is the enthalpy of the reaction as written? 2 Na(s) + 2 HCl(aq) — 2 NaCl(aq) + H2(g) Enthalpy of reaction: -119 kJ Incorrect
When 0.265 g of sodium metal is added to an excess of hydrochloric acid, 2750 J of heat are produced. What is the enthalpy of the reaction as written? 2 Na ( s ) + 2 HCl ( aq ) ⟶ 2 NaCl(aq) + H2 ( g ) 2Na(s)+2HCl(aq)⟶2NaCl(aq)+H2(g)
When 0.644 g of sodium metal is added to an excess of hydrochloric acid, 6690 J of heat are produced. What is the enthalpy of the reaction as written? 2 Na(s) + 2 HCl(aq) 2 NaCl(aq) + H,(8) kJ Enthalpy of reaction:
When 0.784 g of sodium metal is added to an excess of hydrochloric acid, 8150 J of heat are produced. What is the enthalpy of the reaction as written? 2 Na(s)+2 HCl(aq) 2 NaCI(aq) + H2(g) Enthalpy of reaction: kJ
When 0.490 g of sodium metal is added to an excess of hydrochloric acid, 5090 J of heat are produced. What is the enthalpy of the reaction as written? 2 Na(s)+2 HCl(aq) 2 NaCl(aq) + H,(g) Enthalpy of reaction: kJ
when 0.628 g of sodium metal is added to an excess of hydrochloric acid, 6530 J of heat are produced. What is the enthalpy of the reaction written? 2 Na(s) + 2HCl (aq) = 2 NaCl (aq) + H2 (g)
When 0.788 g of sodium metal is added to an excess of hydrochloric acid, 8190 J of heat are produced. What is the enthalpy of the reaction as written? 2 Na(s) + 2HCl(aq) + 2 NaCl(aq) +H, () Enthalpy of reaction: kJ
When 0.520 g of sodium metal is added to an excess of hydrochloric acid, 5410 J of heat are produced. What is the enthalpy of the reaction as written? 2Na(s) + 2HCl (aq) --(this dash is an arrow)-- 2NaCl (aq) + H2(g) Enthalpy of reaction: kJ
tion 12 of 12 > Attempt 4 When 0.813 g of sodium metal is added to an excess ofhydrochloric acid, 8450 J of heat are produced. What is the enthalpy of the reaction as written? 2 Na(s) +2 HCl(aq) 2 NaCl(aq) + H2(g) Enthalpy of reaction: kJ TOOLS x10 contact us help privacy policy terms of use about us careers MacBook Pro When calcium carbonate is added to hydrochloric acid, calcium chloride, carbon dioxide, and water are produced. Attempt 2...
When 0.3860.386 g of sodium metal is added to an excess of hydrochloric acid, 40104010 J of heat are produced. What is the enthalpy of the reaction as written? 2Na(s)+2HCl(aq)⟶2NaCl(aq)+H2(g)2Na(s)+2HCl(aq)⟶2NaCl(aq)+H2(g)