Calculate the mass in grams of 1.45 mol of (NH4)2CO3: Calculate the formula mass of CuSO4.5H2O:...
Calculate the mass in grams of 1.45 mol of (NH4)2CO3:
Calculate the formula mass of CuSO4.5H2O:
Determine the mass in grams of 24.5 mol of O:
Homework Answers
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Calculate the mass in grams of 1.45 mol of
(NH4)2CO3:
Calculate the formula mass of CuSO4.5H2O:...
2. Will Cd + Zn2+ react? 6. Calculate the percent composition of (CH3)2CO 7. How many...
2. Will Cd + Zn2+ react? 6. Calculate the percent composition of (CH3)2CO 7. How many moles of nickel are in 17.7 g of Ni? 8. Calculate the mass in grams of 1.45 mol of (NHa)2CO3 9. Calculate the formula mass of CuSO4.5H2O: 10. Determine the mass in grams of 24.5 mol of O: __
c) For the equation (NH4)2CO3 → CO2 + H2O + NH3, if 4.01 moles of (NH4)2CO3 reacted, what is the theoretical yield...
c) For the equation (NH4)2CO3 → CO2 + H2O + NH3, if 4.01 moles of (NH4)2CO3 reacted, what is the theoretical yield of CO2? d) For the equation N2H4 + NH3 + N2, if the theoretical yield is 28.0 grams of N2, what mass in grams of N2H4, would have to react? e) For the equation FeS + HCl → FeCl2 + H2S, if 35.0g of FeS is added to 35.0g of HCI and allowed to react, what is the...
answer # 2 & 3b 2. What mass of CuSO4.5H2O is required to obtain 4.25 g...
answer # 2 & 3b
2. What mass of CuSO4.5H2O is required to obtain 4.25 g of the anhydrous salt (CuSO4)? 3. The fertilizer known by the common name diammonium phosphate has the formula, (NH4)2HPO4. 2- N P -1 N-14.018 2:28.02 0-4 H -1.008x 9= 9,072 a. What is the mass percent of nitrogen in this compound? P. 30.97% 30.41 28.02gN 21.22% 0-16.00% 4:64 132.06 (NH4), 11Poy mas%. N = 732.06 b. 75.3 g of this compound contain how many...
and physical states for all species 1. Calculate the mass in grams of 2.8 x 10...
and physical states for all species 1. Calculate the mass in grams of 2.8 x 10 dinitrogen trioxide molecules. 2. Copper(1) fluoride contains 37.42% Fluorine by mass. Calculate the mass of fluorine contained in 28.5 grams of the compound 3. Calculate the empirical formula for a compound containing 24.5 g of nitrogen and 70.0 g of oxygen. 4. The empirical formula for a compound having a molar mass of 181.44 g/mol is C2HCl. What is the molecular formula?
and physical states for all species 1. Calculate the mass in grams of 2.8 x 10"...
and physical states for all species 1. Calculate the mass in grams of 2.8 x 10" dinitrogen trioxide molecules. 2. Copper(11) fluoride contains 37.42% Fluorine by mass. Calculate the mass of fluorine contained in 28.5 grams of the compound 3. Calculate the empirical formula for a compound containing 24.5 g of nitrogen and 70.0 g of oxygen. 4. The empirical formula for a compound having a molar mass of 181.44 g/mol is C2HCl. What is the molecular formula?
Question 19 3 Points Smelling salts work by releasing ammonia to the reaction (NH4)2CO3 (s) -->...
Question 19 3 Points Smelling salts work by releasing ammonia to the reaction (NH4)2CO3 (s) --> 2 NH3 (g) + CO2 (g) + H2O (l) Use Hess' law to calculate the heat of reaction (in kJ) BLANK-1 (Give your answer to 3 significant figures, do not include units in your answer, do not use scientific notation) ΔHof {(NH4)2CO3)} = +156 kJ/mol, ΔH0f {NH3} = -46.1 kJ/mol, ΔH0f {CO2} = -393.5 kJ/mol, ΔH0f {H2O}= -285.8 kJ/mol BLANK-1
1. Calculate the mass of copper(II) sulfate pentahydrate (CuSO4.5H2O) needed to prepare 1.50 grams ol tetramminecopper...
1. Calculate the mass of copper(II) sulfate pentahydrate (CuSO4.5H2O) needed to prepare 1.50 grams ol tetramminecopper (II) sulfate monohydrate (Cu(NH3)4] SO4 H2O according to the overall reaction on the first page of the lab. The overall net equation for the reaction is: Cu(H2O)2]SO4+H2O (aq) + 4 NH3 (aq) → [Cu(NH3)4]SO4+H2O + +4 H20 و اما الدم
Calculate the mass, in grams, of 5.35 mol of xenon, Xe. mass of Xe: Calculate the...
Calculate the mass, in grams, of 5.35 mol of xenon, Xe. mass of Xe: Calculate the mass, in grams, of 0.667 mol of sulfur dioxide, so, mass of so,
[12) 36. Calculate the mass, in grams, of a sample containing 0.275 mol of irontInitrate [9]37....
[12) 36. Calculate the mass, in grams, of a sample containing 0.275 mol of irontInitrate [9]37. Dimethylamine contains 53.2% C, 15.7%H, and 31.1% N. Determine its empirical formula. [14] 38. Predict the products and write a balanced equation for the following double displacement reactions b) K2S HCI [12) 39. Calculate mass of carbon, in grams, that reacts completely with 14.8 grams of Sio according to the equation SiO2(s) + 3C(s)-. Sicis) + 2CO(g)
What is the percent nitrogen in (NH4)₂O? Find the empirical formula of each. of the following:...
What is the percent nitrogen in (NH4)₂O? Find the empirical formula of each. of the following: a) 55.37K, 14.6% P, 30.170 b.) 24.57. Na, 14.97 Si, 60.6%F C) 62.1% C, 5.217 H, 12.17N, 20.770 ) What is the molecular formula for each? a.) Empirical formula NH₂ Cl, molar mass = 51.5 g/mol 009 b.) Empirical formula Hco, molar mass=90.0g/mol c.) Empirical formula C₂H ₂ O molar mass = 88 g/mol The headache remedy ibuprofen is 75.79 8.8%H, and 15.5%0. It...
2. Will Cd + Zn2+ react? 6. Calculate the percent composition of (CH3)2CO 7. How many moles of nickel are in 17.7 g of Ni? 8. Calculate the mass in grams of 1.45 mol of (NHa)2CO3 9. Calculate the formula mass of CuSO4.5H2O: 10. Determine the mass in grams of 24.5 mol of O: __
c) For the equation (NH4)2CO3 → CO2 + H2O + NH3, if 4.01 moles of (NH4)2CO3 reacted, what is the theoretical yield of CO2? d) For the equation N2H4 + NH3 + N2, if the theoretical yield is 28.0 grams of N2, what mass in grams of N2H4, would have to react? e) For the equation FeS + HCl → FeCl2 + H2S, if 35.0g of FeS is added to 35.0g of HCI and allowed to react, what is the...
answer # 2 & 3b
2. What mass of CuSO4.5H2O is required to obtain 4.25 g of the anhydrous salt (CuSO4)? 3. The fertilizer known by the common name diammonium phosphate has the formula, (NH4)2HPO4. 2- N P -1 N-14.018 2:28.02 0-4 H -1.008x 9= 9,072 a. What is the mass percent of nitrogen in this compound? P. 30.97% 30.41 28.02gN 21.22% 0-16.00% 4:64 132.06 (NH4), 11Poy mas%. N = 732.06 b. 75.3 g of this compound contain how many...
and physical states for all species 1. Calculate the mass in grams of 2.8 x 10 dinitrogen trioxide molecules. 2. Copper(1) fluoride contains 37.42% Fluorine by mass. Calculate the mass of fluorine contained in 28.5 grams of the compound 3. Calculate the empirical formula for a compound containing 24.5 g of nitrogen and 70.0 g of oxygen. 4. The empirical formula for a compound having a molar mass of 181.44 g/mol is C2HCl. What is the molecular formula?
and physical states for all species 1. Calculate the mass in grams of 2.8 x 10" dinitrogen trioxide molecules. 2. Copper(11) fluoride contains 37.42% Fluorine by mass. Calculate the mass of fluorine contained in 28.5 grams of the compound 3. Calculate the empirical formula for a compound containing 24.5 g of nitrogen and 70.0 g of oxygen. 4. The empirical formula for a compound having a molar mass of 181.44 g/mol is C2HCl. What is the molecular formula?
1. Calculate the mass of copper(II) sulfate pentahydrate (CuSO4.5H2O) needed to prepare 1.50 grams ol tetramminecopper (II) sulfate monohydrate (Cu(NH3)4] SO4 H2O according to the overall reaction on the first page of the lab. The overall net equation for the reaction is: Cu(H2O)2]SO4+H2O (aq) + 4 NH3 (aq) → [Cu(NH3)4]SO4+H2O + +4 H20 و اما الدم
Calculate the mass, in grams, of 5.35 mol of xenon, Xe. mass of Xe: Calculate the mass, in grams, of 0.667 mol of sulfur dioxide, so, mass of so,
[12) 36. Calculate the mass, in grams, of a sample containing 0.275 mol of irontInitrate [9]37. Dimethylamine contains 53.2% C, 15.7%H, and 31.1% N. Determine its empirical formula. [14] 38. Predict the products and write a balanced equation for the following double displacement reactions b) K2S HCI [12) 39. Calculate mass of carbon, in grams, that reacts completely with 14.8 grams of Sio according to the equation SiO2(s) + 3C(s)-. Sicis) + 2CO(g)
What is the percent nitrogen in (NH4)₂O? Find the empirical formula of each. of the following: a) 55.37K, 14.6% P, 30.170 b.) 24.57. Na, 14.97 Si, 60.6%F C) 62.1% C, 5.217 H, 12.17N, 20.770 ) What is the molecular formula for each? a.) Empirical formula NH₂ Cl, molar mass = 51.5 g/mol 009 b.) Empirical formula Hco, molar mass=90.0g/mol c.) Empirical formula C₂H ₂ O molar mass = 88 g/mol The headache remedy ibuprofen is 75.79 8.8%H, and 15.5%0. It...
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