QUESTION 12 Calculate the work in joules if 0.25 moles of Ng metal react with excess...
Calculate the work in Joules if 0.25 moles of Mg metal react with excess hydrochloric acid solution at 13.0°C and 1.00 atm (assume all gases behave ideally) Mg(s) + 2HCl(aq.) + MgCl2(aq.) + H2(e) A.- 450J B. - 594 J C.-750) D. - 500 J
Calculate the work in Joules if 0.5 moles of Al metal reacts with excess hydrochloric acid solution at 25 °C and 1 atm (assume all gases behave ideally): 2Al(s) + 6HCl(aq) + 2AlCl3(aq) +3H2(g) A. 1858.1) B. - 1238.7) C.-1858.1) D.1238.7)
If 0.42 moles of aluminum react with excess hydrochloric acid, what is the volume of hydrogen produced at 0.95 atm and 27 °C? 2 Al(s) + 6 HCl(aq) + 2 AlCl3 (aq) + 3 H2(g) O 11L O 5.4L 16 L C33L
Question 16 In the reaction of magnesium metal with hydrochloric acid: Mg(s) + 2HCl(aq) --> MgCl2(aq) + H2(g) How many moles of hydrogen are produced if 10 moles of HCI react?
A sample of zinc metal is allowed to react completely with an excess of hydrochloric acid: Zn(s) + 2 HCl(aq) → ZnCl2(aq) + H2(8) look GO The hydrogen gas produced is collected over water at 25.0°C. The volume of the gas is 8.90 L, and the atmospheric pressure is 0.951 atm. Calculate the amount of zinc metal in grams consumed in the reaction. rint rences (Vapor pressure of water at 25°C = 23.8 mmHg.) gZn
How many moles of NaCI are produced when 0.5 moles of Na2COs react with excess hydrochloric acid in the acid-base double displacement reaction according to the following equation? Na2COs(s)+2HCl(aq) 2NaCl(aq)+ H20()+ CO2(9) 8.6 g of Na2COs has been neutralised how many grams of NaCI must have been produced? How many moles of Pb(NO3)2 must have reacted with excess KI if 1.5 moles of Pbl2 were produced in the double displacement reaction according to the following equation? Pb(NO3)2(aq) + 2Kl(aq)- Pbl2(s)...
Calculate the work done (in joules) when 58.3 g of tin dissolves in excess acid at 1.07 atm and 28 ° C. Assume ideal gas behavior. Sn(s) + 2H+(aq) → Sn2+(aq) + H2(g)
Enter your answer in the provided box. Calculate the work done (in joules) when 50.6 g of tin dissolves in excess acid at 1.08 atm and 2.0 x 101°C. Assume ideal gas behavior. Sn(s) + 2H+ (aq) → Sn2+(aq) + H2(g) Enter your answer in the provided box. Calculate the work done (in joules) when 50.6 g of tin dissolves in excess acid at 1.08 atm and 2.0 x 101°C. Assume ideal gas behavior. Sn(s) + 2H+ (aq) → Sn2+(aq)...
Calculate the work done (in Joules) when 43.3 g of Tin dissolves in excess acid at 1.05 atm and 23 degree Celsius. Assume ideal gas behavior. Sn(s) + 2H+ (aq) -> Sn2+(aq) + H2 (g)
zinc metal reacts with excess hydrochloric acid to produce hydrogen gas according to the following equation: Zn(s) + 2HCl(aq)ZnCl2(aq) + H2(g) The product gas, H2, is collected over water at a temperature of 20 °C and a pressure of 745 mm Hg. If the wet H2 gas formed occupies a volume of 9.32 L, the number of moles of Zn reacted was __mol. The vapor pressure of water is 17.5 mm Hg at 20 °C.