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Question 1 0.5 When table sugar is burned in presence of oxygen, carbon dioxide and water...
What volume of oxygen gas is produced when 4.12 mol of water reacts completely according to the following reaction at 0°C and l atm? water (1) hydrogen (g)+ oxygen (g) liters oxygen gas Retry Entire Group 2 more group attempts remaining Submit Answer What volume of oxygen gas is required to react completely with 2.74 mol of hydrochloric acid according to the following reaction at 0°C and 1 atm? hydrochloric acid (aq)+ oxygen(g)- water )+ chlorine(g) liters oxygen gas
y. The reaction for photosynthesis producing glucose sugar and oxygen sa _CO2(g) + _H2O()- CH,206(S) + _ 02(8) What is the mass of glucose (180.18 g/mol) produced in mass of glucose (180.18 g/mol) produced from 2.20 g of CO2 (44.01 g/mol)? 10. In a certain lab experiment, aluminum metal (AI) is reacted with hydrochloric acid, HCl, to generate hydrogen gas, H2. If the mass of the collected hydrogen gas was 0.273 g, what is the percent yield of the reaction?...
Question 15 2 pts A pharmaceutical compound is consisted solely of carbon, hydrogen, and oxygen. When 1.00 of this compound is burned in air, 2.20 g of carbon dioxide and 0.400 g of water are collected. The molar mass of this compound is between 160 and 190 g/mol. The molecular formula is: B) CBH100 D) C10H603 Question 15 2 pts A pharmaceutical compound is consisted solely of carbon, hydrogen, and oxygen. When 1.00 of this compound is burned in air,...
QUESTION 1 0.5 points Save Answer A 567.6 mL sample of carbon dioxide gas, CO2, is collected at 1.41 atm and 22.3 °C. What is the mass of the carbon dioxide? QUESTION 2 0.5 points Save Answer What will be the pressure of 27.8 grams of oxygen gas in a glass container with a volume of 5 L at 28.8 °C? QUESTION 3 0.5 points Save Answer Consider the reaction between hydrogen gas and oxygen gas to form water: 2...
Constant R = 0.08206 L atm mol K 1. (1 pt) Convert 187.2 Torr to atmospheres. 2. (2 pts) Calculate the pressure of 1.64 mol of a perfect gas that occupies a volume of 21.4 L at room temperature (25°C). 3. (2 pts) What is the molar mass of a 28.0 g sample of a perfect gas that occupies a volume of 22.4 L at a pressure of 1.00 atm and at a temperature of 0°C? Name (print): Section No....
A major component of gasoline is octane (C8H18) . When liquid octane is burned in air it reacts with oxygen (O2) gas to produce carbon dioxide gas and water vapor. Calculate the moles of carbon dioxide produced by the reaction of 1.40 mol of octane. Be sure your answer has a unit symbol, if necessary, and round it to 3 significant digits.
Question 1 10 pts Consider the general chemical equation: A+2B3 C How many moles of C are produced from 1 mol of A? o 2 3 10 pts D Question 2 Given the decomposition of hydrogen peroxide, calculate the moles of oxygen gas produced from 5.00 mol of H202 2 H2020) 2 H20) 028) 1 mol 2.5 mol 5 mol 10 mol 10 pts DQuestion 3 How many moles of propane gas, C3Ha. react with 1.29 mol of oxygen gas?...
Question 22 1 pts What volume of oxygen, measured at STP, can be produced by the decomposition of potassium chlorate if 20.0 g of the salt (KCIO;) is completely decomposed into potassium chloride and oxygen gas? @ 1.83 L 2.44 L 3.66 L 2.14 L 5.55 L Question 23 1 pts 1.00 g of Fe3O4 is formed in the reaction 4 H2O(g) + 3 Fe(s) → Fe3O4(s) + 4 H2(g). How many liters of hydrogen are also formed, if measured...
Gas Laws Pre-Lab Name Section 1. Calculate the number of moles of hydrogen gas generated when 0.214 g of zinc reacts with hydrochloric acid Zn(s) + 2HCl(aq) --ZnCl (aq) +Hy(@) 2. Calculate the number of moles of hydrogen gas generated if the cudiometer volume is 76.34 mL, the total pressure of H, generated over water is measured to be 755.0 torr, and the temperature is 22.0°C. P o ar 22.0°C = 19.8 torr) (R = 62.36 L torr/mol K or...
Question 1 0.5 pts When solutions of hydrochloric acid and calcium hydroxide are mixed, 34.6 kJ of energy is evolved. Is this reaction exothermic or endothermic? Endothermic OExothermic Question 2 0.5 pts What is the balanced thermochemical equation for the combustion of two moles of gaseous acetylene, C2H2, with oxygen to produce carbon dioxide and water vapor at 24.59°C given that 2512 kJ of heat is released at a constant pressure of 1.14 atm? Fill in the values for the...