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- Cyclopropane mixed in the proper ratio with oxygen can be used as an anesthetic. At 755 mm Hg and 25C, it has a density of 1.71 g/L. (a) What is the molar mass of cyclopropane? (b) Cyclopropane is made up of 85.7% C and 14.3% H. What is the molecular formula of cyclopropane?When corn is allowed to ferment, the fructose in the corn is converted to ethyl alcohol according to the following reaction C6H12O6(aq)2C2H5OH(l)+2CO2(g)(a) What volume of ethyl alcohol (d=0.789g/mL) is produced from one pound of fructose? (b) Gasohol can be a mixture of 10 mL ethyl alcohol and 90 mL of gasoline. How many grams of fructose are required to produce the ethyl alcohol in one gallon of gasohol?3.37 If atypical grain of sand occupies a volume of 1.3 × 10-4 cm3, what is the volume (in cm3) of 1 mole of sand (ignoring the space between grains)? What is the volume in liters?
- C3He + 502 3 CO, + 4 H,0 3.46 moles of C3H8 are burned in a room with excess oxygen gas. How many moles of carbon dioxide are released into the atmosphere during this process? _mol CO2 [Round your answer to the correct number of significant figures!]A chemist adds 40.0 mL of a 0.083 mmol/L sodium thiosulfate (Na, S,O, solution to a reaction flask. Calculate the mass in milligrams of sodium thiosulfate the chemist has added to the flask. Round your answer to 2 significant digits. I mg Submit Assignment Continue O 2021 McGraw Hill LLC. A Rights Reserved. Terms of Use Privacy Center Accessibility2 NaN3(s) ---> 2 Na(s) + 3 N2(g) Nitrogen gas has a density of 0.629 g/mL at 30°C. How many grams of NaN3 are required to make 4.0 gal of Nitrogen gas.
- Gaseous methane (CH4) reacts with gaseous oxygen gas (0₂) to produce gaseous carbon dioxide (CO₂) and gaseous water (H₂O). If 9.05 g of water is produced from the reaction of 10.6 g of methane and 60.4 g of oxygen gas, calculate the percent yield of water. Round your answer to 3 significant figures. п% X S ? doTo how many significant figures should each answer be rounded? (6.626x 10-34 Js) (2.9979x 108 m/s) 4.410 x 10-7 m equation A: After rounding, the answer to equation A should have O2 significant figures. O 3 significant figures. O 5 significant figures. O4 significant figures. O 1 significant figure. equation B: (6.022x 1023 atoms/mol) (0.693 g) 20.18 g/mol After rounding, the answer to equation B should have O2 significant figures. = 4.504327755102 x 10-19 J (unrounded) = 2.068 x 1022 atoms (unrounded)Ammonium phosphate ((NH4),PO4) is an important ingredient in many fertilizers. It can be made by reacting phosphoric acid (H₂PO4) with ammonia (NH₂) What mass of ammonium phosphate is produced by the reaction of 2.24 g of phosphoric acid? Round your answer to 3 significant digits. 10 0g x10 ? 2022 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Center I Accessibility Explanation Check C G X D 3 0% MacBook Pro C Search or type URL & * *
- Gaseous butane (CHa CH2)CH3 will react with gaseous oxygen (02) to produce gaseous carbon dioxide (CO2) and gaseous water (H20). Suppose 49. g of butane is mixed with 150. g of oxygen. Calculate the maximum mass of water that could be produced by the chemical reaction. Be sure your answer has the correct number of significant digits. g x10 ? Submit Assignment Continue 2019 McGrawH Eucation All Rights Reserved Terms ofUse 1 Privacy MacBook Pro F11 F10 F9 F8 000 F 7 F6 F5 F 4 F3 F2 & X1:39 1 Send a chat Be sure to answer all parts. Nitroglycerin (C;H;N3O9) is a powerful explosive. Its decomposition may be represented by 4C3H3N3O9 → 6N2 + 12CO, + 10H20 + O2 This reaction generates a large amount of heat and gaseous products. It is the sudden formation of these gases, together with their rapid expansion, that produces the explosion. ok (a) What is the maximum amount of O, in grams that can be obtained from 7.50 × 10² g of nt nitroglycerin? g ences (b) Calculate the percent yield in this reaction if the amount of O, generated is found to be 24.5 %The percent concentration of a solution is a ratio of the amounts of dissolved solute and solution, expressed as a percentage. The percent concentration of a solution can be written generally as % concentration = amount of solute x 100% amount of solution Depending on the situation, a percent concentration might be calculated for mass/mass, volume/volume, or mass/volume. tab os lock ntrol esc alt option Q A Z 5,566 2 W S AUG 2 F2 X H command 3 20 E F3 D $ 4 C 888 R Part A F4 70 Calculate the mass percent of a solution that is prepared by adding 54.8 g of NaOH to 461 g of H₂O. Express your answer numerically. ► View Available Hint(s) LIVE ΑΣΦΑ++ ο Submit Part B F [ΫΠ| ΑΣΦ Calculate the mass/volume percent of a NaCl solution in which 136 g of NaCl is dissolved in enough water to give a total volume of 1.44 L . Express your answer numerically. View Available Hint(s) % 5 V T G - 0 B MacBook Air F6 Y & - V 8⁰ 7 H #tv NA ? F7 ? U N %(m/m) %(m/v) 00* J FB M ( 9 K L F10 P command Review I Cons…
