CH. 72.58 + O + CO + H2O 105.2 8 ? HATA 7 7 63. d 16,4 moles ?g 2 CaCl2 + + Ca(NO) AgNO, 215.9 g AgCl Pg b 175.0 g C d2g Pg 9.7 moles 53.88 3 a Fe(OH), 185. 4g 7 g b Fe,o + H2O Pg 2g 255.1 g ?moles 12.8 moles ?g ?g c Id 19.5 moles HAT 4-H PAHIT. + AgNO, Cu(NO) + 4 a Cu 76.0 g Ag ?g 112.0 ? ?g ?g...
need help with all ?? Question 1 2 C2H6 (g) + 7 02 (g) --> 4CO2 (g) + 6H20 (g) How many Lof CO2 are produced from 2 L of C2H6? How many mol of O2 are used to form 8 mol of CO2? mols Question 2 3 FeO (s) + 2 A1 --> 3 Fe (s) + Al2O3 (s) If we have 1.48 mol Al how many g of Al2O3 do we form? g of Al2O3 If we have...
Sodium hydroxide reacts with carbon dioxide as follows: 2 NaOH(s) + CO2(g) Na2CO3(s) + H2O(1) If 3.70 mol NaOH and 2.00 mol CO2 are allowed to react, how many moles of the excess reactant remains? 0.15 mol CO2 O 0.30 mol NaOH O 1.70 NaOH 1.00 mol CO2 How much energy is required to change the temperature of 1.50 L of water from 25.0 °C to 100.0 °C? The specific heat capacity of water is 4.184 J/g.°C; density H2O =...
(7 pts.) Calculate the heat absorbed when 4.20 g of H2 are produced according to the following equation. CH3OH (g) → CO(g) + 2 H2(g) AH = 90.2 kJ (7 pts.) When one adds 1.475 kJ of heat energy to a sample of gold, the temperature goes from 12.5 °C to 84.6 °C. Calculate the mass of the sample of gold. Gold has a specific heat capacity of 0.129 J/g.°C. (6 pts.) 10. Write the thermochemical equation for the standard...