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Complete combustion of methane When methane () burns, it reacts withoxygen gas to produce carbon dioxide and water. The unbalancedequation for this reaction is This type of reaction is referred to as a complete combustionreaction. PART A What coefficients are needed to balance the equation for thecomplete combustion of methane? Enter the coefficients in the order, , , and , respectively. Answer: 1,2,1,2 PART B What mass of carbon dioxide isproduced from the complete combustion of8.00×10?3 of methane? Express your answernumerically in grams. PART C What mass of carbon dioxide isproduced from the complete combustion of8.00×10?3 of methane? Express your answernumerically in grams. PART D What mass of water is produced fromthe complete combustion of8.00×10?3 of methane? Express your answernumerically in grams.
An experiment shows that a 248 -mL gas sample has a mass of 0.433 g at a pressure of 749 mmHg and a temperature of 29*C. What is the molar mass of the gas
Why are fluorescence measurements made at 90 degrees from the incident beam in most cases? 3. What is the ideal cuvette placement to avoid pre- and post-filter effects?
How much heat is released when 4.50 g of methane gas is burned in a constant-pressure system? CH4 (g) + 2O2(g) -> CO2 (g) + 2H2O(l) H=-890kJ
The concentrations of lead in blood samples are often reported in units of micromoles of lead per liter of blood. Calculate the value of the concentration in these units of a blood sample containing 45 ppb lead.
Draw the structure of the product that would be formed from allowing a-e to react with excess hydrogen gas in the presence of a nickel catalyst.
If 3 moles of NaCl are needed to produce 1 mole of AlCl3, how many grams of NaCl are needed to produce 200 grams of AlCl3? Show all of your work/calculations.
White phosphorus is a molecular solid made of molecules of P4. A 3.88 g sample of white phosphorus starts at 24oC. Calculate the amount of heat (in J) required to melt the sample.
If you have a 25 mL solution that contains 47 ug/dL of iron, how many grams of iron must be removed to reach a concentration of 23 ug/dL? How many moles of iron is this
A solution of a protein contains 0.382 grams of the material in 1.00 L of solution. At a temperature of 25°C,this solution has an osmotic pressure of 1.07 torr. Calculate the molar mass of the protein.
A solution of glyceraldehyde, C3H6O3, has a density of 1.15 g/mL, and a mass percentage of 28.1% glyceraldhyde at 25 deg C. (molar mass = 90.078g/mol)
A 1.000L solution is prepared in which Au+,Ag+,and Cu+ ions are present in solution as nitrates all at a concentration of .001M a solution of sodium chloride is slowly added. which compound will begin to precipitate first the ksp
Explain the hybridization of carbon in C2H2 using electron configuration diagrams of the original atoms, excited staes
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