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d. What is the mole ratio (moles of Cu/moles of O) in the sample? What is...
can you show all the steps can you calculate mole of water ,mass of chlorine in sample, moles of chlorine, mole ra...
can you show all the steps
can
you calculate mole of water ,mass of chlorine in sample, moles of
chlorine, mole ration ,chlorine : copper in sample , formaula of
degydrated sample and formula of hudrated sample using the data
from page 1
26 Experiment 4 Determination of a Chemical Formula Moles of water moles Mass of chlorine in sample (by difference) Moles of chlorine moles Mole ratio, chlorine:copper in sample :1 Mole ratio, water.copper in hydrated sample :1 Formula...
all of them please!!!!! 12. What is the volume, in liters, of 12.0 moles of bromine?...
all of them please!!!!!
12. What is the volume, in liters, of 12.0 moles of bromine? Bromine is a liquid at room temperature and has a density of 3.12 g/cm 13. Calculate the density of sulfur if you have 9.92x102 atoms in 2.51x10 L? UNITS 14. Calculate the number of hydrogen atoms in 0.252 ML of sulfuric acid. (D=1.02g/mL) 15. Indicate whether the following is true or false. If it is false, correct it to make it true. a. If...
Calculate the heat evolved when 0.500 g of Cl, (g) reacts with an excess of HBr...
Calculate the heat evolved when 0.500 g of Cl, (g) reacts with an excess of HBr (g) to form HCI (g) and Br, (0, given the following standard enthalpies of formation (kJ/mol): HCI (B), - 92.30; HBr (g), -36.20. Ryan Experiment 4 Advance Study Assignment: Determination of a Chemical Formula 1. To find the mass of a mole of an element, one looks up the atomic mass of the element in a table of atomic masses (see Appendix III or...
Chemistry Lab Need help with the questions Experiment 1
Chemistry Lab Need help with the questions Experiment 1 Trial 1 Trial 2 Trial 3 a) Mass of copper (g) 10g 15g 20g b) Moles of copper (mol) 0.157 mol 0.236 mol 0.314 mol c) Mass of copper and crucible (g) 98.000g 103.000g 108.000g d) Mass of copper oxide and the crucible (g) 100.518g 106.777g 113.035g e) Mass of oxygen gained from reaction (g) 2.518g 3.777g 15.035g f) Moles of oxygen...
1. what is the mole ratio for trial 1 and 2? 2. whats the average mole...
1. what is the mole ratio for trial 1 and 2?
2. whats the average mole ratio for trial 1 and
2?
3. whats the average deviation for trial 1 and 2?
* please include the steps if you dont mind*
ng down the equation ahd an example calculation, The example calculation only needs to be done for one trial. The results of the remaining trials can be written down in a table in your notebook. (Part 1)) Determine the...
13. Calculate the density of sulfur if you have 9.92x102 atoms in 2.51 x10 L? UNITS!!!...
13. Calculate the density of sulfur if you have 9.92x102 atoms in 2.51 x10 L? UNITS!!! 14. Calculate the number of hydrogen atoms in 0.252 ML of sulfuric acid. (D-1.02g/mL) 15. Indicate whether the following is true or false. If it is false, correct it to make it true. a. If you have 1 g samples of different elements, the sample with the smallest molar mass contains the fewest atoms. b. On average, one lithium atom weighs 6.941 amu. Every...
Whation of a Chemical Formula Mass of crucible and Vid xan Section you Mass of crucible,...
Whation of a Chemical Formula Mass of crucible and Vid xan Section you Mass of crucible, lid and hydrated sample mula 21.003.8 Mass of crucible, lid and dehydrated sample Jo.0048 Mass of watch glass and filter paper 29.79 1.8 Mass of watch glass, filter paper and copper 37.2718 37.638.8 Calculations (show all work) Mass of hydrated sample 30.004-29.003 - Mass of dehydrated sample 29.791- 29.003 = .788 g Mass of copper 37.638 - 37.871 = +3678 Number of moles of...
I need the rest of the chart going of the results I have recorded. We were...
I need the rest of the chart
going of the results I have recorded.
We were unable to transcribe this imagec. Mass ratio of CaO to CO2 d. Mole of CaO (mol) e. Moles of CO2 (mol) f. Mole ratio of CaO to CO2 g. Consensus mole ratio of CaO to CO2 h. Percent by mass (%): % Cao. % %CO co2 ㅡㅡㅡㅡㅡㅡ 10. Part D. Combination Reaction of Tin and Oxygen a. Mass of O(g) b, Mass ratio of...
How many atoms of copper (Cu) are contained in 1.75 moles of copper atoms? How many...
How many atoms of copper (Cu) are contained in 1.75 moles of copper atoms? How many moles of aluminum ions (Al 3+) are present in 7.25 x 1025 Al 3+ ions? How many moles of aspirin contain 8.62 x 10 28 molecules? How many sugar molecules are contained in 0.475 mole of sugar? What is the molar mass of nicotine (C10H14N2), the toxic and addictive stimulant in tobacco? In this balanced chemical equation, 2 C18H30O2 + 49O2 à 36 CO2...
please help me answer #2 a, b, c and d measured value of the heat capacity...
please help me answer #2 a, b, c and d
measured value of the heat capacity be too high or too low? Explain. 2- A particular metallic element, M, has a heat capacity of 0.361.gº''K 1. It forms an oxide that contains 2.90 g of M per gram of oxygen. a) Using the law of Dulong and Petit (Cp x M = 25 J. mol-1.K-1), estimate the molar mass of the metal M. g/mol b) From the composition of the...
can you show all the steps
can
you calculate mole of water ,mass of chlorine in sample, moles of
chlorine, mole ration ,chlorine : copper in sample , formaula of
degydrated sample and formula of hudrated sample using the data
from page 1
26 Experiment 4 Determination of a Chemical Formula Moles of water moles Mass of chlorine in sample (by difference) Moles of chlorine moles Mole ratio, chlorine:copper in sample :1 Mole ratio, water.copper in hydrated sample :1 Formula...
all of them please!!!!!
12. What is the volume, in liters, of 12.0 moles of bromine? Bromine is a liquid at room temperature and has a density of 3.12 g/cm 13. Calculate the density of sulfur if you have 9.92x102 atoms in 2.51x10 L? UNITS 14. Calculate the number of hydrogen atoms in 0.252 ML of sulfuric acid. (D=1.02g/mL) 15. Indicate whether the following is true or false. If it is false, correct it to make it true. a. If...
Calculate the heat evolved when 0.500 g of Cl, (g) reacts with an excess of HBr (g) to form HCI (g) and Br, (0, given the following standard enthalpies of formation (kJ/mol): HCI (B), - 92.30; HBr (g), -36.20. Ryan Experiment 4 Advance Study Assignment: Determination of a Chemical Formula 1. To find the mass of a mole of an element, one looks up the atomic mass of the element in a table of atomic masses (see Appendix III or...
1. what is the mole ratio for trial 1 and 2?
2. whats the average mole ratio for trial 1 and
2?
3. whats the average deviation for trial 1 and 2?
* please include the steps if you dont mind*
ng down the equation ahd an example calculation, The example calculation only needs to be done for one trial. The results of the remaining trials can be written down in a table in your notebook. (Part 1)) Determine the...
13. Calculate the density of sulfur if you have 9.92x102 atoms in 2.51 x10 L? UNITS!!! 14. Calculate the number of hydrogen atoms in 0.252 ML of sulfuric acid. (D-1.02g/mL) 15. Indicate whether the following is true or false. If it is false, correct it to make it true. a. If you have 1 g samples of different elements, the sample with the smallest molar mass contains the fewest atoms. b. On average, one lithium atom weighs 6.941 amu. Every...
Whation of a Chemical Formula Mass of crucible and Vid xan Section you Mass of crucible, lid and hydrated sample mula 21.003.8 Mass of crucible, lid and dehydrated sample Jo.0048 Mass of watch glass and filter paper 29.79 1.8 Mass of watch glass, filter paper and copper 37.2718 37.638.8 Calculations (show all work) Mass of hydrated sample 30.004-29.003 - Mass of dehydrated sample 29.791- 29.003 = .788 g Mass of copper 37.638 - 37.871 = +3678 Number of moles of...
I need the rest of the chart
going of the results I have recorded.
We were unable to transcribe this imagec. Mass ratio of CaO to CO2 d. Mole of CaO (mol) e. Moles of CO2 (mol) f. Mole ratio of CaO to CO2 g. Consensus mole ratio of CaO to CO2 h. Percent by mass (%): % Cao. % %CO co2 ㅡㅡㅡㅡㅡㅡ 10. Part D. Combination Reaction of Tin and Oxygen a. Mass of O(g) b, Mass ratio of...
please help me answer #2 a, b, c and d
measured value of the heat capacity be too high or too low? Explain. 2- A particular metallic element, M, has a heat capacity of 0.361.gº''K 1. It forms an oxide that contains 2.90 g of M per gram of oxygen. a) Using the law of Dulong and Petit (Cp x M = 25 J. mol-1.K-1), estimate the molar mass of the metal M. g/mol b) From the composition of the...
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