A compound has 2.3% H, 32.6% P and remaining O. What is emprical formula? Then write...
A compound has 2.3% H, 32.6% P and remaining O. What is emprical formula? Then write balanced equation showing rxn between tetraphosphorus decoxide and water.
Using the eqn, determine theorertical yield if we have 51.6g of tetraphosphorus and 39.2g water (find limiting and excess regant first)
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A compound has 2.3% H, 32.6% P and remaining O. What is emprical
formula? Then write...
A compound of formula C7H8O shows H NMR signals at 2.3 (singlet 1H ) , 4.6...
A compound of formula C7H8O shows H NMR signals at 2.3 (singlet 1H ) , 4.6 (singlet 2 H ) and 7.3 ( singlet , 5 H) . The infrared spectrum shows a strong , broad absorption between 3200 and 3500 and strong narrow absorbance at 3065 , 2875 and 1030 cm-1. Write the structure of the compound and provide and acceptable name .
A sample of 8.77 g of liquid 1-propanol, C,H, O, is combusted with 40.8 g of...
A sample of 8.77 g of liquid 1-propanol, C,H, O, is combusted with 40.8 g of oxygen gas. Carbon dioxide and water are the products Write the balanced chemical equation for the reaction. Physical states are optional. chemical reaction: What is the limiting reactant? O oxygen O 1-propanol How many grams of CO, are released in the reaction? mass of CO How many grams of the excess reactant remain after the reaction is complete? mass of excess reactant remaining:
1. A compound of formula C-H3O shows 'H NMR signals at 2.3 8 (singlet 2H), and...
1. A compound of formula C-H3O shows 'H NMR signals at 2.3 8 (singlet 2H), and 7.3 8 (singlet with some splitting, 5H). The infrared spectrum shows as broad absorption between 3200 and 3500 cm and strong narrow absorbances at 306 1030 cm! Write the structure of the compound and provide an acceptable name. (10 te AR signals at 2.3 8 (singlet, 11), 4.6 8 (singlet, frared spectrum shows a strong and
help with # 7 Data Table: Reactant 1 Identity_NaCO,H,O 124.00 g/mol Mass 1.02 g Reactant 2...
help with # 7
Data Table: Reactant 1 Identity_NaCO,H,O 124.00 g/mol Mass 1.02 g Reactant 2 Identity_MnS0, H,0 169.02 g/mol Mass_1.04 g Observation of chemical reaction. Include observations about color of precipitate! Immediately after adding the two aqueous solutions together a pale pink precipitate formed. 1.49 g Mass of filter paper + precipitate Mass of filter paper Mass of precipitate (actual yield) 0.83 g 0.66 g Analysis: 1. Write the balanced chemical equation for this reaction. 2. Use a solubility...
for the first question, simple formula is referring to empircial formula 1. The compound thiophene contains...
for
the first question, simple formula is referring to empircial
formula
1. The compound thiophene contains carbon, hydrogen and sulfur. When a sample weighing 2.450 g is subjected to complete combustion analysis with oxygen, 5.126 g of carbon dioxide and 1.049 g of water are produced. What is the simplest formula of thiophene? 2. When zinc metal reacts with copper(II) nitrate, zinc(II) nitrate and copper metal are the products. How many grams of zinc metal are required to react completely...
5 and 6 please ! A compound contains 52.17%C, 4.38%H, 20.28%N, and 23.17%O by mass. Determine...
5 and 6 please !
A compound contains 52.17%C, 4.38%H, 20.28%N, and 23.17%O by mass. Determine the empirical formula of the compound. A-When aqueous sodium carbonate is added to barium chloride. The solution turns cloudy white with solid barium carbonate. Write the molecular, ionic, and net ionic equations for this fraction. How many grams of water can be produced if sufficient hydrogen reacts with 26.0 g of oxygen? 2H_2 (g) + O_2 (g) rightarrow 2 H_2 O(l) When aqueous solution...
Q45. Write the formula of the compound that will be formed between these elements, THEN determine...
Q45. Write the formula of the compound that will be formed between these elements, THEN determine the nature of the formed compound (ionic OR molecular), and FINALLY name that compound: a. Ba and S: b. Li and Br: c. Na and I: d. Mg and N: e. Al and O: f. Al and P:
please help A 1.470 g sample of an organic acid containing C, H and was combusted...
please help
A 1.470 g sample of an organic acid containing C, H and was combusted to determine the empirical formula. The combustion produced 3.810g of carbon dioxide (44,01 g/mol) and 1.820g of water(18.02 g/mol). Determine the number of moles of carbon in the compound, C- 12.01 g/mol H-1.01 g/mol 0-16.00 g/mol If 12.76 g of potassium phosphate reacts with excess lead(II) nitrate, a white precipitate of lead(11) phosphate forms in a solution of potassium nitrate. Write a balanced equation....
A student attempted to identify an unknown compound by the method used in this experiment. Her or...
A student attempted to identify an unknown compound by the method used in this experiment. Her original sample weight was 0.7047 g. When heated in the first step, the mass decreased to 0.4862 g Write the complete, net balanced reaction that would occur in this experiment if - the student's unknown compound was NaHCO3 -the student's unknown compound was KHCO3 Using stoichiometry, predict the theoretical yield of the solid chloride obtained at the end of the student's experiment if -...
How do you calculate questions 1 - 8 for the data analysis section? A. Precipitation of CaC,O, H,O from the Salt...
How do you calculate questions 1 - 8 for the data analysis
section?
A. Precipitation of CaC,O, H,O from the Salt Mixture Unknown number Trial 1 Trial 2 1. Mass of beaker (g) 59.45 59.45 5.oS Mass of beaker and salt mixture (g) 2. 3. Mass of salt mixture (g) I, oo oS 4. Mass of filter paper (g 5. Mass of filter paper and product after air-dried or oven-dried (g) 0, 35 6. Mass of dried product (g) 7....
A sample of 8.77 g of liquid 1-propanol, C,H, O, is combusted with 40.8 g of oxygen gas. Carbon dioxide and water are the products Write the balanced chemical equation for the reaction. Physical states are optional. chemical reaction: What is the limiting reactant? O oxygen O 1-propanol How many grams of CO, are released in the reaction? mass of CO How many grams of the excess reactant remain after the reaction is complete? mass of excess reactant remaining:
1. A compound of formula C-H3O shows 'H NMR signals at 2.3 8 (singlet 2H), and 7.3 8 (singlet with some splitting, 5H). The infrared spectrum shows as broad absorption between 3200 and 3500 cm and strong narrow absorbances at 306 1030 cm! Write the structure of the compound and provide an acceptable name. (10 te AR signals at 2.3 8 (singlet, 11), 4.6 8 (singlet, frared spectrum shows a strong and
help with # 7
Data Table: Reactant 1 Identity_NaCO,H,O 124.00 g/mol Mass 1.02 g Reactant 2 Identity_MnS0, H,0 169.02 g/mol Mass_1.04 g Observation of chemical reaction. Include observations about color of precipitate! Immediately after adding the two aqueous solutions together a pale pink precipitate formed. 1.49 g Mass of filter paper + precipitate Mass of filter paper Mass of precipitate (actual yield) 0.83 g 0.66 g Analysis: 1. Write the balanced chemical equation for this reaction. 2. Use a solubility...
for
the first question, simple formula is referring to empircial
formula
1. The compound thiophene contains carbon, hydrogen and sulfur. When a sample weighing 2.450 g is subjected to complete combustion analysis with oxygen, 5.126 g of carbon dioxide and 1.049 g of water are produced. What is the simplest formula of thiophene? 2. When zinc metal reacts with copper(II) nitrate, zinc(II) nitrate and copper metal are the products. How many grams of zinc metal are required to react completely...
5 and 6 please !
A compound contains 52.17%C, 4.38%H, 20.28%N, and 23.17%O by mass. Determine the empirical formula of the compound. A-When aqueous sodium carbonate is added to barium chloride. The solution turns cloudy white with solid barium carbonate. Write the molecular, ionic, and net ionic equations for this fraction. How many grams of water can be produced if sufficient hydrogen reacts with 26.0 g of oxygen? 2H_2 (g) + O_2 (g) rightarrow 2 H_2 O(l) When aqueous solution...
please help
A 1.470 g sample of an organic acid containing C, H and was combusted to determine the empirical formula. The combustion produced 3.810g of carbon dioxide (44,01 g/mol) and 1.820g of water(18.02 g/mol). Determine the number of moles of carbon in the compound, C- 12.01 g/mol H-1.01 g/mol 0-16.00 g/mol If 12.76 g of potassium phosphate reacts with excess lead(II) nitrate, a white precipitate of lead(11) phosphate forms in a solution of potassium nitrate. Write a balanced equation....
A student attempted to identify an unknown compound by the method used in this experiment. Her original sample weight was 0.7047 g. When heated in the first step, the mass decreased to 0.4862 g Write the complete, net balanced reaction that would occur in this experiment if - the student's unknown compound was NaHCO3 -the student's unknown compound was KHCO3 Using stoichiometry, predict the theoretical yield of the solid chloride obtained at the end of the student's experiment if -...
How do you calculate questions 1 - 8 for the data analysis
section?
A. Precipitation of CaC,O, H,O from the Salt Mixture Unknown number Trial 1 Trial 2 1. Mass of beaker (g) 59.45 59.45 5.oS Mass of beaker and salt mixture (g) 2. 3. Mass of salt mixture (g) I, oo oS 4. Mass of filter paper (g 5. Mass of filter paper and product after air-dried or oven-dried (g) 0, 35 6. Mass of dried product (g) 7....
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