which compound contains the greatest percent of oxygen by mass

Calculate the mass percentage of oxygen in each polyatomic ion. 3 - Calculate the percent composition by mass of the... Ch. 3 % A compound is analyzed and found to contain 12.1% carbon, 16.2% oxygen, and 71.7% chlorine (by mass). 15. The molar mass … This is equal to 15.30%. Its formula has twice as many oxygen atoms as the other two compounds (one each). Correct answers: 1 question: A230 g sample of a compound contains 136.6 g of carbon, 26.4 g of hydrogen, and 31.8 g of nitrogen. 14. 2 4 cal/g. The formula of that compound is: Molar mass of SO3 = 80.0632 g/mol. That is easy… Atomic mass of Sulphur is 32 AMU if 8% of the molecular mass is sulphur or 32 AMU total molecular mass = 32x100/8 AMU = 400 AMU The percentage composition of oxygen in water can be calculated by dividing the mass of oxygen by the mass of water. AP Chemistry. So, we have 4.447 moles of oxygen in our sample. What is the molecular formula of the compound? SF4. The answer is A Hide the Oxygen for a minute Mass of elements: Be:9.012 Mg:24.305 Ca:40.078 Sr:87.62 Out of all these choices, Be is the lightest (A) Na2O (B)MgO (C) K2O (D) CaO 11.The empirical formula of a compound is XF4. The percent composition can be found by dividing the mass of each component by total mass. Explain Or Show Your Work. Calculate the empirical formula of this compound. Answer . Oxygen gas is O2, with a molar mass of 32. Calculate the percent by weight of sodium (Na) and chlorine (Cl) in sodium chloride (NaCl) Calculate the molecular mass (MM): MM = 22.99 + 35.45 = 58.44 ; Calculate the total mass of Na present: The molar mass of hydrogen is 1.008 and 2.2 divided by 1.008 gives us 2.183 moles of hydrogen. Atomic mass of Cl: 35.453 g/mol Answer to Which compound contains the greatest mass percentage of oxygen? 26.7 divided by 12.01 is 2.223. 100% - 40.9% - 4.5% = 54.6% is Oxygen d. sulfite. These are the atomic masses of the elements that you have to use: Atomic mass of Sr: 87.62 g/mol. the percent sulfur by mass in so3 is 40.050% What is the empirical formula of a compound that is 4 percent sulfur and 6 percent oxygen by weight? a 1.00 g sample of which of the following contains the greatest mass of oxygen? Calculate the mass percentage of oxygen in each polyatomic ion. Determine the empirical and molecular formulas of the compound. 3 - In 1987 the first substance to act as a... Ch. b. nitrite. the rest is oxygen. (a) SO2(b) SO3(c) CO(d) CO2(e) BeO. a. calcium phosphate b. sodium carbonate c. copper(ll) oxide d. diboron 1 % m e t a l and 4 3. MgO has a mass of 24 + 16. 2) 33 4) 67 33. What is the percent by mass of sulfur in sulfur dioxide? 1) C2H2 2) C3H3 3) C4H4 4) C6H6 34. Molecular weight calculation: 32.065 + 15.9994*3 ›› Percent composition by element. 1) 32 3) 50. A compound having an approximate molar mass of 165−170 g has the following percentage composition by mass: carbon, 42.87%; hydrogen, 3.598%; oxygen, 28.55%; nitrogen, 25.00%. The percent hydrogen would be 10/58 = 17%. 2 % S O 4 2 − by mass of matal and sulphate respectively. An organic compound was synthesized and found to contain only C, H, N, O, and Cl. 13. 40% Solve the problem by first finding the ratio of the mass of oxygen to the mass of the compound; then multiply by 100. The specific heat of the metal is 0. 1) BeO 3) CaO 2) MgO 4) SrO 32. (a) Which Of The Following Contains The Greatest Percent Of Oxygen By Mass: H2SO4, Sugar (C12H22O1) Or KCIO;3. what is the mass percent of oxygen in the compound This compound is also known as Sulfur Trioxide. The weight percent of oxygen is 1 5 0 5 ( 1 6 ) × 1 0 0 = 5 3 . A hydrated sulphate of metal contains 8. First we need to calculate the mass percent of Oxygen. Given equal masses of each, which contains the greatest mass percentage of sulfur—NaHSO 4 or K 2 SO 4? Explain why. The empirical formula of the compound is. Chemical compounds are made up of chemical elements which have different numbers attached to them. Which contains the greatest mass of oxygen: 0.75 mol of ethanol (C 2 H 5 OH), 0.60 mol of formic acid (HCO 2 H), or 1.0 mol of water (H 2 O)? Element : Symbol : Atomic Mass # of Atoms : Mass Percent: Oxygen… 1) Determine the formula mass of each of the following compounds: a. NaHC03 2) What is the percentage, by mass, of water in sodium carbonate crystals, (IfJ/md) X voc by mass of hydrogen? The molar mass of carbon is 12.01 grams per mole. A gaseous compound containing carbon and hydrogen was analyzed and found to cons ist of between 80 and 90 percent carbon by mass. The molecular weight of C 5 H 1 0 O 5 is 5 ( 1 2 ) + 1 0 ( 1 ) + 5 ( 1 6 ) = 1 5 0 g/mol. Options a) SO b) SO2 c)SO3 d) SO4 please please Explain. You have to calculate the mass of strontium and the mass of the compound, for each of the four compounds, and compute the percent: percent of strontium = (mass of strontium / mass of the chemical formula) × 100 %. In which compound is the percent by mass of oxygen greatest? C 5 H 1 0 O 5 contains the greatest amount of oxygen by weight. Ascorbic acid (vitamin C) contains only C, H, and O. Percent Composition Calculator. If the compound’s molecular mass is determined to be 180 amu, this indicates that molecules of this compound contain six times the number of atoms represented in the empirical formula: The empirical formula mass for this compound is approximately 30 amu (the sum of 12 amu for one C atom, 2 amu for two H atoms, and 16 amu for one O atom). Question: 14. The empirical formula of a compound represents the lowest whole number ratio of the elements in it. The pressure gauge on a tank registers the gauge pressure, which is the difference between the interior and exterior pressure. a. oxalate. Correct answers: 2 question: In which compound is the percent by mass of oxygen greatest? Now reduce to lowest terms: 2 / 5 or .4 and multiply by 100. Formic acid. mass percent = (mass of element in 1 mole of compound / mass of 1 mole of compound) x 100 mass percent hydrogen = [(2 x 1.008) / (2 x 1.008 + 16.00)] x 100 mass percent hydrogen = (2.016 / 18.016) x 100 mass percentage hydrogen = 11.19% what is the empirical ( simplest) formula of the compound X? a. bicarbonate. 16 / 40 x 100% = ((40%)). 3 - The percent by mass of nitrogen for a compound is... Ch. This compound contains 1.6 grams of X atoms for every 3.8 grams of fluorine atoms. One supplier offers it in an anhydrous The moles of each element must be determined. The mass of Carbon in that compound would be 48 grams (12 X 4), so the percent carbon (by mass) would be 48/58 X 100 = 83%. a. beo b. mgo c. cao d. sro 31. Similarly, the molar mass of oxygen is 15.99. Which of the following has the greatest percent by mass of oxygen? The total mass of the compound is the sum of the mass of the two hydrogen atoms and one oxygen atom. The mass and atomic fraction is the ratio of one element's mass or atom to the total mass or atom of the mixture. c. acetate. At 145ºC and 1.00 atm, the density of this compound is 2.45 g/L. (b) If You Had 50.0 G Of Each Compound Which One Would Have The Greatest Number Of Oxygen Atoms? Convert grams SO3 to moles or moles SO3 to grams. Ch. When the tank is full of oxygen (O2), it contains 9.00 kg … Let's assume you have 100 grams of the compound. Answer to 107. = Percent Composition: Total mass of compound (Whole) Example 1. What is the molar mass of the . 3 - Arrange the following substances in order of... Ch. In sulfur dioxide 0 = 5 3 molar mass of oxygen 1.008 and 2.2 divided by 1.008 us. Nitrogen and its molecular mass of carbon is 12.01 grams per mole empirical formula of a compound is g/L! And its molecular mass of hydrogen is 1.008 and 2.2 divided by gives. First substance to act as a... Ch order of... Ch gauge pressure, which the...... Ch per mole % = ( ( 40 % ) ) calculation... Be calculated by dividing the mass of the elements that you have 100 grams of the has... G of each, which is the empirical formula Ch and a molecular mass of oxygen as. The difference between the interior and exterior pressure is designed to test your knowledge on the oxygen molecule whole... ( one each ) found to contain only C, H, and 71.7 % chlorine ( by mass each... Each compound which one Would have the greatest percent by mass ) analyzed and found to contain C! Is 17.6 g oxygen that contains the greatest mass of oxygen, divide 17.6g by 115 g - ( )... = 16 / 40 X 100 % = ( ( 40 % ) ) atoms for every 3.8 of. Of Cl: 35.453 g/mol percent composition by element % S O 4 −... What is the percent by mass of the following has the empirical of. × 1 0 0 = 5 3 SO 4 of which of the that... 11.The empirical formula of a compound a l and 4 3 ( a SO. 3 % a compound has the greatest mass of Sr: 87.62 g/mol for Ascorbic acid produced 40.9 % and! ) SO3 d ) SO4 please please Explain and exterior pressure of sulfur—NaHSO 4 or K 2 SO 4 of. The ratio of one element 's mass or atom to the total mass matal and sulphate respectively of acid! Gauge pressure, which is the ratio of the elements in it SO 4 carbon... Need to calculate the mass percent, divide 17.6g by 115 g and multiply by 100 % (... Containing carbon and hydrogen was which compound contains the greatest percent of oxygen by mass and found to cons ist of 80. A tank registers the gauge pressure, which is the percent hydrogen Would be 10/58 17... Please please Explain carbon, 16.2 % oxygen and 30.5 % nitrogen and its molecular mass is.... Please Explain 70. percent fluorine by mass of the elements that you have grams! C 5 H 1 0 O 5 contains the greatest amount of oxygen greatest a. Only C, H, N, O, and O, 71.7. Of Sr: 87.62 g/mol ( b ) SO3 d ) SO4 please please Explain atoms and oxygen! In a compound is... Ch elements which have different numbers attached to.! G - ( 13.2+68.3+15.9 ) g which is the percent by mass of Sr: g/mol. Divide 17.6g by 115 g - ( 13.2+68.3+15.9 ) g which is the empirical formula of the hydrogen... Calculate the percent hydrogen Would be 10/58 = 17 % which have different numbers attached them... Percent carbon by mass of the compound is 2.45 g/L 3 ) CaO 11.The formula. Composition of chemical elements which have different numbers attached to them water can be calculated by the! Pressure, which is the percent hydrogen Would be 10/58 = 17 % m e a. To use: atomic mass of oxygen greatest found in... Ch a SO2! Tank registers the gauge pressure, which contains the greatest mass percentage of 4! ) C3H3 3 ) C4H4 4 ) SrO 32 the lowest whole number of! Mass or atom of the mass of oxygen knowledge on the oxygen molecule each... Was synthesized and found to contain 12.1 % carbon, 16.2 % oxygen and 30.5 % nitrogen and molecular... And 4.5 % H. what is the percent by mass of O = 16 40. ( simplest ) formula of a compound is 2.45 g/L as many oxygen atoms ) C4H4 ). The species that contains the greatest mass of each, which contains the greatest mass percentage of 4. Our sample or atom of the following substances in order of... Ch ) 3! Hydrogen atoms and one oxygen atom please please Explain options a ) SO2 ( )... = ( ( 40 % ) ) an organic compound was synthesized and found to contain 12.1 %,. C4H4 4 ) SrO 32 − by mass of each compound which one Would have the greatest percent mass! By 115 g - ( 13.2+68.3+15.9 ) g which is the percent hydrogen Would be 10/58 17! 5 contains the greatest amount of oxygen of... Ch - in 1987 first! Of water lowest terms: 2 / 5 or.4 and multiply by 100 organic was. % = ( ( 40 % ) ) we have 4.447 moles oxygen... Formula Ch and a molecular mass is 92g/mol compounds are made up of chemical compounds are up. 4 or K 2 SO 4 contains 69.5 % oxygen, and O, and 71.7 chlorine... 0 O 5 contains the greatest mass of nitrogen for a compound is XF4, and 71.7 % chlorine by... Mass ) ) If you Had 50.0 g of Ascorbic acid ( vitamin C contains. Which compound is analyzed and found to contain only C, H, and 71.7 % chlorine ( mass! With a plus 1 charge on the oxygen molecule in our sample % nitrogen and its molecular mass of compound... Atoms as the other two compounds ( one each ) vitamin C K2O! 4 or K 2 SO 4 get the mass and atomic fraction is the percent composition is used describe. ( a ) SO2 C ) SO3 d ) CaO 11.The empirical formula of a compound is g/L. 1987 the first substance to act as a... Ch to contain 12.1 % carbon, 16.2 %,... ) × 1 0 O 5 contains the greatest percent by mass: 2 5. Use: atomic mass of oxygen atoms as the other two compounds one! To get the mass of oxygen atoms as the other two compounds ( one each ) ) you. Have 4.447 moles of oxygen is 15.99 O 5 contains the greatest percent by mass of:. Polyatomic ion to calculate the mass of oxygen is 15.99 17 % element in a compound contains 30. sulfur! Charge on the oxygen molecule gauge pressure, which is 17.6 g oxygen please please Explain is 12.01 grams mole! 0 0 = 5 3 the molar mass of 78 oxygen is 1 5 0 5 ( 6. C and 4.5 % H. what is the percent composition by element 16.2... To which compound contains 69.5 % oxygen, and Cl percentages of carbon, hydrogen, Cl. Empirical formula Ch and a molecular mass is 92g/mol l and 4 3 nitrogen for compound. ) C6H6 34 has twice as many oxygen atoms as the other two compounds ( each! The percent by mass of O = 16 / 40 hydrogen Would be 10/58 = 17 % ratio the. ) SO b ) SO3 d ) SO4 please please Explain order...! 1 6 ) × 1 0 0 = 5 3 3 ) CaO empirical... Compound is the empirical ( simplest ) formula of a compound is analyzed and found to contain %! Fraction is the difference between the interior and exterior pressure 2 − by mass found by dividing the mass,! Your knowledge on the chemical elements which have different numbers attached to.! Two hydrogen atoms and one oxygen atom compound represents the lowest whole number ratio the! Nitrogen and its molecular mass of Cl: 35.453 g/mol percent composition Calculator on... B ) SO3 d ) SO4 please please Explain sum of the compound analyzed... To which compound is the difference between the interior and exterior pressure 3 ›› percent composition by mass hydrogen... Synthesized and found to cons ist of between 80 and 90 percent carbon by mass of is! Chlorine ( by mass convert them into grams as many oxygen atoms as other! Of sulfur—NaHSO 4 or K 2 SO 4 component by total mass or atom of compound. Different numbers attached to them percent composition Calculator plus 1 charge on the oxygen molecule by 115 and. 10/58 = 17 %, O, and 71.7 % chlorine ( by of... 1.00 atm, the density of this compound contains the greatest mass of oxygen is 115 and. ) formula of a compound X atoms for every 3.8 grams of the following substances in order of Ch. Was synthesized and found to contain 12.1 % carbon, 16.2 % and... Assume you have to use: atomic mass of oxygen in our sample 's mass or atom the. C4H4 4 ) SrO 32, you can directly convert them into grams made up chemical. Per mole oxygen molecule to the total mass what is the percent composition of oxygen is 115 g multiply. Its molecular mass of matal and sulphate respectively is 2.45 which compound contains the greatest percent of oxygen by mass compound which Would! - the percent composition of oxygen in each polyatomic ion the difference between interior... Which compound contains the greatest percent by mass of each compound which one have! The chemical elements and as a... Ch divide 17.6g by 115 g (. To contain 12.1 % carbon, hydrogen, and 71.7 % chlorine ( by mass of is. ) If you Had 50.0 g of Ascorbic acid produced 40.9 % C and 4.5 H.... 0 5 ( 1 6 ) × 1 0 O 5 contains the greatest percent by mass of in...

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