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d. chromium(III) perchlorate and boric acid Type of Reaction double-displacement single-displacement Molecular Tota...
- 2. (4 points) Suppose 46.9 grams of chromium(III) oxide and 31.5 grams of silicon are...
- 2. (4 points) Suppose 46.9 grams of chromium(III) oxide and 31.5 grams of silicon are combined, and the following reaction occurs. 2 Cr2O3(s) + 3 Si(s) — 4 Cr(s) + 3 SiO2(5) a. What is the theoretical yield (in grams) of silicon dioxide? b. How many chromium atoms can be produced? C. How many grams of chromium(III) oxide will be left over? d. How many grams of silicon will be left over? 3. (2 points) How many oxygen molecules...
Identify each of the following aqueous reactions as double-displacement or single-displacement. Then write molecular, total ionic,...
Identify each of the following aqueous reactions as
double-displacement or single-displacement. Then write molecular,
total ionic, and net ionic equations for each.
a. zinc chloride and sodium phosphate
b. tin(II) hydroxide and nitric acid
c. iron(II) iodide and aluminum
d. chromium(III) perchlorate and boric acid
Write answers in provided spaces. Show all work for calculation-based questions, including molar masses. Do your own work. Write your own answers. Use the solubility rules from Appendix J (p. 286) in the lab manual....
Consider the reaction between solid iron(III) oxide and carbon monoxide gas to form carbon dioxide gas...
Consider the reaction between solid iron(III) oxide and carbon monoxide gas to form carbon dioxide gas and solid iron (11,111) oxide. If carbon monoxide is present in excess, determine the amount of iron(III) oxide needed to produce 2.21x1024 iron (11,HI) oxide molecules. O 1.83 moles 3.67 moles 07.34 moles O 11.0 moles O 5.50 moles 0.50 mol A, 0.60 mol B, and 0.90 mol C are reacted according to the following reaction A + 2B + 3C 2D + E...
im nkt sure if i balanced the first one or not 2. Acetylene, C2H2, burns in oxygen in a combustion reaction. How m...
im
nkt sure if i balanced the first one or not
2. Acetylene, C2H2, burns in oxygen in a combustion reaction. How many grams of water can be produced if 2.36 grams of C2H2 are used? C2 H2 + O2 + 2CO2 + 2H2O 2.3logroms roles som mo 3. When 50.0 grams of silicon dioxide react with carbon, silicon carbide and carbon monoxide are formed. What mass of carbon monoxide will be produced? SiO2 + C SiC + CO 4....
D. Complete the following stoichiometry problems. Show ALL of your work to receive full credit. Equations...
D. Complete the following stoichiometry problems. Show ALL of your work to receive full credit. Equations and mole-to-mole relationships 21. For the following reaction: 4Cr(s) + 302(g) → 2Cr2O3(s) a. How many moles of oxygen (O2) would react with 0.35 moles of chromium (Cr)? b. Starting with 10.4g of Oz, how many moles of Cr203 can be produced: c. How many grams of Cr metal would be needed to produce 38.2g of chromium (III) oxide? 22. Sulfuric acid (H2SO4) is...
8. i) How many moles of Neon gas will occupy a container with a volume of...
8. i) How many moles of Neon gas will occupy a container with a volume of 2.5 L at a temperature of 31.5°C and a pressure of 912 torr? ii) What is the density of the gas? 9. A tank of compressed mixed gases contains 0.40 moles of Hz (hydrogen), 1.3 moles of NO2 (nitrogen dioxide), and 0.80 moles of Ar (argon). The total pressure in the tank is 2.8 atm. What is the partial pressure of the Hz gas?...
6. Vinegar is 5.00% (m/v) acetic acid (CH3COOH). How many milliliters of vinegar would you need...
6. Vinegar is 5.00% (m/v) acetic acid (CH3COOH). How many milliliters of vinegar would you need to react with an excess of baking soda (NaHCO3) in order to generate 10.0 L of carbon dioxide gas at 1.05 atm and a temperature of 25.0°C? 7. Shown below is the aqueous reaction of KNOX, HCl, and SnCl2. 2 KNO2 (aq) + 6 HCl(aq) + 2 SnCl2 (aq) → 2 SnCla (aq) + N20 (g) + 3 H20 (1) + 2 KCl (aq)...
A. Balance the following equations by adding coefficients. Do not leave blank spaces - use a...
A. Balance the following equations by adding coefficients. Do not leave blank spaces - use a "1" if necessary. Identify the type of reaction in the right column. Balanced Equation Type of Reaction 1. H.As2O7 → _ As2O3 + _H20 2. _N2+_02—_N20 _NaI + _Br2 → _NaBr +_12 PbCrO4 +_HNO3 → __Pb(NO3)2 + __H2CrO4 . _C3H8 +_02 → __CO2 + __H20 TiCl4 + _ Mg → _ MgCl2 + ____Ti CuSO4 +_ KCN → ___Cu(CN)2 +_K2SO4 Ca(ClO3)2 → _ CaCl2...
w4. 1a) For the following reaction, 0.275 moles of hydrochloric acid are mixed with 0.372 moles of oxygen gas. hydrochlo...
w4.
1a) For the following reaction, 0.275 moles of
hydrochloric acid are mixed with
0.372 moles of oxygen gas.
hydrochloric acid (aq) + oxygen (g) --> water (l) + chlorine
(g)
What is the formula for the limiting
reagent?
What is the maximum amount of water that can be
produced? (answer in moles)
1b) An iron nail rusts when exposed to oxygen.
For the following reaction, 0.343 moles of
iron are mixed with 0.127 moles
ofoxygen gas.
iron (s) +...
Decane, CiH, undergoes a combustion reaction. Once balanced the coefficient for oxygen is a. 2 b....
Decane, CiH, undergoes a combustion reaction. Once balanced the coefficient for oxygen is a. 2 b. 10 c. 20 d. 22 e. 31 4. Aluminum metal reacts with aqueous hydrochloric acid to yield hydrogen gas and aqueous aluminum chloride. If 35.9 g of aluminum react with an excess of hydrochloric acid, how many g of hydrogen gas will result? a. 4.91 g b. 3.02 g c. 2.01 g d. 1.70 g e. 4.02 g 3. A 235 g sample of...
- 2. (4 points) Suppose 46.9 grams of chromium(III) oxide and 31.5 grams of silicon are combined, and the following reaction occurs. 2 Cr2O3(s) + 3 Si(s) — 4 Cr(s) + 3 SiO2(5) a. What is the theoretical yield (in grams) of silicon dioxide? b. How many chromium atoms can be produced? C. How many grams of chromium(III) oxide will be left over? d. How many grams of silicon will be left over? 3. (2 points) How many oxygen molecules...
Identify each of the following aqueous reactions as
double-displacement or single-displacement. Then write molecular,
total ionic, and net ionic equations for each.
a. zinc chloride and sodium phosphate
b. tin(II) hydroxide and nitric acid
c. iron(II) iodide and aluminum
d. chromium(III) perchlorate and boric acid
Write answers in provided spaces. Show all work for calculation-based questions, including molar masses. Do your own work. Write your own answers. Use the solubility rules from Appendix J (p. 286) in the lab manual....
Consider the reaction between solid iron(III) oxide and carbon monoxide gas to form carbon dioxide gas and solid iron (11,111) oxide. If carbon monoxide is present in excess, determine the amount of iron(III) oxide needed to produce 2.21x1024 iron (11,HI) oxide molecules. O 1.83 moles 3.67 moles 07.34 moles O 11.0 moles O 5.50 moles 0.50 mol A, 0.60 mol B, and 0.90 mol C are reacted according to the following reaction A + 2B + 3C 2D + E...
im
nkt sure if i balanced the first one or not
2. Acetylene, C2H2, burns in oxygen in a combustion reaction. How many grams of water can be produced if 2.36 grams of C2H2 are used? C2 H2 + O2 + 2CO2 + 2H2O 2.3logroms roles som mo 3. When 50.0 grams of silicon dioxide react with carbon, silicon carbide and carbon monoxide are formed. What mass of carbon monoxide will be produced? SiO2 + C SiC + CO 4....
D. Complete the following stoichiometry problems. Show ALL of your work to receive full credit. Equations and mole-to-mole relationships 21. For the following reaction: 4Cr(s) + 302(g) → 2Cr2O3(s) a. How many moles of oxygen (O2) would react with 0.35 moles of chromium (Cr)? b. Starting with 10.4g of Oz, how many moles of Cr203 can be produced: c. How many grams of Cr metal would be needed to produce 38.2g of chromium (III) oxide? 22. Sulfuric acid (H2SO4) is...
8. i) How many moles of Neon gas will occupy a container with a volume of 2.5 L at a temperature of 31.5°C and a pressure of 912 torr? ii) What is the density of the gas? 9. A tank of compressed mixed gases contains 0.40 moles of Hz (hydrogen), 1.3 moles of NO2 (nitrogen dioxide), and 0.80 moles of Ar (argon). The total pressure in the tank is 2.8 atm. What is the partial pressure of the Hz gas?...
6. Vinegar is 5.00% (m/v) acetic acid (CH3COOH). How many milliliters of vinegar would you need to react with an excess of baking soda (NaHCO3) in order to generate 10.0 L of carbon dioxide gas at 1.05 atm and a temperature of 25.0°C? 7. Shown below is the aqueous reaction of KNOX, HCl, and SnCl2. 2 KNO2 (aq) + 6 HCl(aq) + 2 SnCl2 (aq) → 2 SnCla (aq) + N20 (g) + 3 H20 (1) + 2 KCl (aq)...
A. Balance the following equations by adding coefficients. Do not leave blank spaces - use a "1" if necessary. Identify the type of reaction in the right column. Balanced Equation Type of Reaction 1. H.As2O7 → _ As2O3 + _H20 2. _N2+_02—_N20 _NaI + _Br2 → _NaBr +_12 PbCrO4 +_HNO3 → __Pb(NO3)2 + __H2CrO4 . _C3H8 +_02 → __CO2 + __H20 TiCl4 + _ Mg → _ MgCl2 + ____Ti CuSO4 +_ KCN → ___Cu(CN)2 +_K2SO4 Ca(ClO3)2 → _ CaCl2...
w4.
1a) For the following reaction, 0.275 moles of
hydrochloric acid are mixed with
0.372 moles of oxygen gas.
hydrochloric acid (aq) + oxygen (g) --> water (l) + chlorine
(g)
What is the formula for the limiting
reagent?
What is the maximum amount of water that can be
produced? (answer in moles)
1b) An iron nail rusts when exposed to oxygen.
For the following reaction, 0.343 moles of
iron are mixed with 0.127 moles
ofoxygen gas.
iron (s) +...
Decane, CiH, undergoes a combustion reaction. Once balanced the coefficient for oxygen is a. 2 b. 10 c. 20 d. 22 e. 31 4. Aluminum metal reacts with aqueous hydrochloric acid to yield hydrogen gas and aqueous aluminum chloride. If 35.9 g of aluminum react with an excess of hydrochloric acid, how many g of hydrogen gas will result? a. 4.91 g b. 3.02 g c. 2.01 g d. 1.70 g e. 4.02 g 3. A 235 g sample of...
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