10.00 grams of a sample containing C, H, O, and N with a molar mass of about 324AMU were burned in a pure oxygen environment (no nitrogen) and a complete burn yielded 17.6g CO2, 5.55g H2O, and 8.50g of NO2. Determine the molecular formula of the sample.

Q: How many g of water will be produced by the combustion of 220 g of oxygen with 143 g of C5H12?…

A:

Q: Given the chemical equation: 2Al₂O₃ → Al + 3O₂, How many moles of Al is produced when there are 120g…

A: Here we have to determine the moles of aluminum metal produced by the reaction of 120 gram of Al2O3.…

Q: What mass, in grams, of C2H2 is needed to form 132.9 g of CO2? Assume excess oxygen.    2C2H2(g) +…

A:

Q: ow many moles of Al2O3 can be made with 12.5 grams of Al

A: The stoichiometric equation for the combustion of aluminium is, The moles of Al in 12.5 g is,

Q: What mass, in grams, of C2H2 is needed to form 210.4 g of CO2? Assume excess oxygen.    2C2H2(g) +…

A: Ans. 62.16 g C2H2 required to form 210

Q: If a 2.530g magnesium sulfate hydrate sample was heated and the final mass of anhydrous magnesium…

A: Mole concept is applied to find out the quantity of any compound in moles when the mass of that…

Q: A student mixes 3.85 moles of C2H6 with 15.0 moles of O2 during an experiment. What is the maximum…

A:

Q: What mass of H2SO4 is produced from 6.58 g of SO3 and 1.64 g of H2O?

A: Given that there are 6.58 g of SO3 and 1.64 g of H2O to produce H2SO4

Q: A 2.500g sample of an unknown hydrocarbon (CxHyOz) is put in a combustion chamber. From the…

A: We have to calculate the mass of O .

Q: A sample of a compound is found to contain 40.0% carbon, 6.7% hydrogen, and 53.3% oxygen. What is th…

A: C: 40 % H : 6.7 % O : 53.3%

Q: a. If 0.405 mol ethane (C2H6) and 29.4 g oxygen react, how many moles of water will be formed? 2…

A: Given reaction is  2 C2H6 (g)  +  7 O2(g) --> 4 CO2(g) + 6 H2O(g) 2 mol.              7 mol.…

Q: 2. a) A mixture of LiHCO3 and sand weighing 9.20 g is heated. After cooling, the residue composed of…

A: Given that -  Mass of mixture of LiHCO3 and sand = 9.20 g  Mass of sand after heating = 6.80 g…

Q: How may moles of Al2O3 would be produced from the complete reaction of 17 moles of Al in the…

A: We have to compare the stoichiometric coefficient of desired reactant and products to have a…

Q: What mass, in grams, of NO2 is needed to form 132.9 g of NO? A 3NO2(g) + H20() → 2HNO3(aq) + NO(g) x…

A:

Q: Assuming a Alka-Seltzer tablet weighs 2390 g and a fragment used in a experiment weighed 0.2500 g…

A:

Q: How many moles of water vapor are produced for every mole of methane consumed in the combustion…

A:

Q: If we burn 20.0 L of 1-butene (C4H8) to completion, what is the percent yield if 65 L of carbon…

A: The combustion of 1-butene is shown below.

Q: 14. Consider the following reaction: 2SO2(g) + O2(g) → 2SO3(g) a. If 652g of SO2 reacts with excess…

A:

Q: A mixture of LİHCO3 and sand weighing 9.20 g is heated. After cooling, the residue composed of…

A: Given: The mass of LiHCO3 + Sand = 9.20 g.          (Before heating). The mass of Li2CO3 + Sand =…

Q: Combustion of a hydrocarbon in a limited supply of air produces CO in addition to CO₂ and H₂O. When…

A: Combustion of 2.33 g of a hydrocarbon C2H5 in air produces 2.24 g CO, 3.53 g CO2 and 3.61 g H2O…

Q: A mixture of C2H2 and CH4 has a total mass of 251.8 g. When this mixture reacts completely with…

A: Given:Total mass of mixture of C2H2 and CH4 = 251.8 g.Total mass of CO2 and H2O = 1138.0 g.Molar…

Q: Determine the mass of nitrogen that can be formed from the reaction of 50.0 g N2O4 and 45.0 g N2H4.…

A:

Q: You are trapped on a spaceship. You have plent of oxygen, but no water. Though, you do have many…

A: The extraction of water from hydrated crystals can be done by heating the compound in an open system…

Q: What mass of Fe is needed to produce 6 moles of Fe2O3?

A: The mass of 6.022 x 1023molecules/atoms of a substance is equal to its gram molecular mass or gram…

Q: Considerthefollowingreaction: 4D + 5E ➝2X +3Z. Achemistreacts18.00gDand 17.00 g E in a test tube.…

A:

Q: what mass in grams of H2O can be produced from 9.00 moles of O2?

A: In the given question we have to calculate the mass in gram of H2O. the balanced equation will be  2…

Q: How much oxygen (in grams) will form from 15.2 g of N2O5?    2N2O5(s)  →  4NO2(g) + O2(g)

A:

Q: Hydrazine (N 2H 2) and hydrogen peroxide react to produce nitrogen and water. How many grams of…

A:

Q: 65.8 grams of C3H8 reacted with excess oxygen. The percent yield of water was 35.0%. How many grams…

A: Given the balanced equation, C3H8 + 5O2 ---> 3CO2 + 4H2O

Q: a. Identify whether the reaction of Na(s) and Br₂ (l) is exothermic or endothermic. Use the…

A: Exothermic reaction and endothermic reaction: Exothermic reaction: Exothermic reactions are reaction…

Q: How many atoms of C there in 98.2 grams of Bi(C2H3O2)3 (MW = 386.1125)

A: Given, mass of Bi(C2H3O2)3 = 98.2 g molar mass of Bi(C2H3O2)3 = 386.1125 g/mol Number of C atoms = ?

Q: E-85 is an alternative fuel for automobiles and light trucks that consists of 85.0% (by volume)…

A: Given balanced equation:

Q: If 0.634g of O2 is lost from 2.317g of a mixture of KClO3, find the percent by mass of KClO3 in the…

A: mass of the mixture of KClO3=2.317 gafter O2 is lost=0.643 g%by mass=remaining mass of the…

Q: 7. If you want to produce 100.0 g of aluminum, how many grams of aluminum oxide should you start…

A: 2Al2O3 + 3C ----> 4Al + 3CO2mass of aluminium (Al) produced = 100.0 gmass of aluminium oxide…

Q: Balance the following reactions that occur among volcanic gases. 1st attempt Part 1 (1 point) Χ X₁…

A: Part 1 Given,  SO2​(g)+O2​→SO3​(g) We can see that,1 Sulphur is on the left side and 1 Sulphur is on…

Q: Determine the total mass of the product that could be formed from the balanced reaction shown below…

A: Answer :-  18.63 g  Mass of product (AlI3) formed from 4.20 g Al and 17.40 g I2 = 18.63 g…

Q: When 0.86g of organic compound containing C,H and O was burne ompletely in oxygen 1.64g of CO2 and…

A: Given data : Weight of organic compound = 0. 86 g Molecular weight of organic compound = 138 g / mol…

Writing and Balancing Nuclear Equations

A nuclear equation is a symbolic representation of a nuclear reaction using certain symbols. It is studied in nuclear chemistry and nuclear physics.