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express answer in 2 sig fig please show work Determine number of moles of C in...
2 sig fig
- Your answer is partially correct. An ideal diatomic gas, with rotation but no oscillation, undergoes an adiabatic compression. Its initial pressure and volume are 1.3 atm and 0.2 m". It's final pressure is 2.6 atm. How much work is done by the gas Number i -3.3E4 Units
Identify the number of significant figures (sig figs) in each of these values. 1 sig fig 2 sig figs 3 sig figs 4 sig figs 5 sig figs 200 0.020 2300 7.000 11020 0.05 89122 Answer Bank Incorrect
Determine the number of moles of Cl in 1.6 mol CaCl2. Express your answer using two significant figures.
correct sig fig number please!
Question 49 (1 point) A student runs the reaction below starting with 53 grams of ammonia (NH3). How many grams of water should form? 4 NH3 + 5 O2 - 4 NO + 6 H20 NH3 molar mass = 17.04 g/mol H20 molar mass = 18.02 g/mol Report your answer with the correct number of significant figures. Your Answer: I Answer units Question 50 (1 point) When 6.23 grams of an unknown metal is heated...
Determine the number of moles of C2H5OH in 147g of C2H5OH. Please show the conversion and unit work.
2 attempts left Check my work At 82.7°C and 799 torr, calculate the number of moles and mass of 4.42 L of CH, gas. mol
c. How many moles of oxygen gas were produced? Round your answer to 4 sig figs. Question le Answer d. Calculate the experimental value for the gas constant R with units of L'atm/mol K. Round your answer to 4 sig figs. . 23L PV = nRT Question 1d Answer olzan o (2 mol 10.08. 2016 (29ct 2. While decomposing a KCIO, mixture, the experiment apparatus used to collect the oxygen gas sprang a leak. Would this error cause the following...
Determine the number of moles of magnesium cyanide in 12.4 g of magnesium cyanide. Please show the work.
Segment 9-Checkpoint #3 Date Names: (Firstname Lastname) PLEASE PRINT (Alphabetical order by Your 7 problems: (10 points) (1 point for each value, 1 point for all signs correct, last name) 1 point for all sig. fig. correct, and 1 point for all units correct.) ??? (kJ/mol) Sr(J/mol/K) 261.69 266.21 240.06 223.066 ? GrkJ/mol) 51.71 80.3 33.18 NOClp 66.08 97.9 51.31 NOxup) Cl 2) I. Calculate ??'na) (MUST SHOW w0RK) Answer Below: (with units & correct sig. fig.) 2. Calculate AS%na)...
please show work. i am confused on where to start.
i greatly appreciate you.
thank you.
The value of K for the reaction of acetic acid with ethanol is 3.4 at 25°C: CH,CO,H(soln)+ C H5OH(soln) - CH,CO,CHs (soln) + H2O(soln) K = 3.4 Acetic acid Ethanol Ethyl acetate Part A How many moles of ethyl acetate are present in an equilibrium mixture that contains 3.6 mol of acetic acid, 6.2 mol of ethanol, and 11.7 mol of water at 25°C?...