Select three choices. The products of cellular respiration are: Select one or more: CO₂(g) energy CO(g) H₂O(g) C6H12O6(S) O₂(g) H₂O(l) C6H12O6(aq)
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- Write the chemical formulas for the products formed when each of the following hydrocarbons undergoes complete combustion. a. CH4 b. C4H10 c. C4H6 d. C6H6Write down a balanced chemical equation for the complete combustion of methanol CH3OH(I) to CO2(g) H2O(I)Our society is heavily reliant on fossil fuels. For example most homes in Alberta are heated by the combustion of natural gas. Energy stored in natural gas originated from: Select one: O intramolecular bonds O the sun Ooil sands O plants A student wrote the following equation C6H12O6(s) + 60₂(g) → 6CO₂(g) + 6H₂O(g) + energy Based on the fact that water vapour is a product, the logical conclusion is that the equation represents: Select one: O photosynthesis in an open system O combustion in a closed system O cellular respiration in a closed system O combustion in an open system Select three choices. The reactants of photosynthesis are Select one or more: □ CO(g) O H₂O(g) O₂(g) C6H12O6(S) energy O H₂O(l) CO₂(g) C6H12O6(aq)
- The products of complete hydrocarbon combustion in an open system are Select one or more: CO₂(g) H₂O(l) H₂O(g) C6H12O6(aq) C6H12O6(S) CO(g) energy O₂(g)Consider the hydrotreating of this organic substance:H2NCH2CSCH2COOH +___ H2(g) → (a) Complete a balanced chemical equation to producethe most common hydrogen compounds of N, S, andO and a saturated hydrocarbon.(b) Why is more hydrotreating needed after coking thanafter hydrocracking?In a complete combustion of ethane, C2H6, 54 g of water is formed and 370 kcal of heat is evolved. Thus, heat of combustion, △Hco of C2H6 is
- 6H2O + 6CO2 --> C6H12O6 + 6O2 H=+2803 kJ/mol calculate the mass (in kg) of glucose that can be synthesized by a plant through photoynthesis when 2.49 x 10^4 kJ of sunlight energy is absorbed by the plantAcetylene burns in air according to the following equation. C2H2(g) + 5/2 02(g) → 2 CO2(g) + H20(g) AH°, rxn = -1255.8 k) Given that AHO of CO2(g) = -393.5 kJ/mol and AH°; of H20(g) = -241.8 kJ/mol, what is AHO, of C2H2(g)? 4.0 Your response differs from the correct answer by more than 10%. Double check your calculations. kJ/mol Submit AnswerOne of the best-selling light, or low-calorie, beers is 4.2% alcohol by volume and a 12-oz serving contains 110 Calories; remember: 1 Calorie = 1000 cal = 1 kcal. To estimate the percentage of Calories that comes from the alcohol, consider the following questions. Write a balanced chemical equation for the reaction of ethanol, C2H5OH, with oxygen to make carbon dioxide and water.
- During the combustion of 5.00 gg of octane, C8H18C8H18, 239.5 kcalkcal (1002 kJkJ) is released. what is the balanced equation for the combustion reaction? How much energy (in kJkJ) is released by the combustion of 1.21 molmol of C8H18C8H18 ? How many moles of octane must be burned to release 442.4 kcalkcal ? How many kilocalories are released by the combustion of 18.3 gg of C8H18C8H18 ?Write a balanced chemical reaction for the combustion of glucose (C6H12O6).6H2O (l) + 6CO2 (g) → C6H12O6 (s) + 6O2 (g) ΔH = +2803 kJ/mol Calculate the amount of sunlight energy required (in kJ) by a plant to synthesize 75.0 g of glucose (C6H12O6).