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please help quick A flask has a mass of 78.23 g when empty and 593.63 g...
Exactly 1.100 g of CO2(g) was introduced into a 1.00-L flask that already contained some O2 gas. The flask was warmed to 100 °C and the total pressure was found to be 815 mmHg. No chemical reaction occurred between CO2 and O2. Calculate the mass of O2 in the flask.
Exactly 1.100 g of CO2(g) was introduced into a 1.00-L flask that already contained some O2 gas. The flask was warmed to 100 °C and the total pressure was found to be 815 mmHg. No chemical reaction occurred between CO2 and O2. Calculate the mass of O2 in the flask.
Exactly 1.100 g of CO2(g) was introduced into a 1.00-L flask that already contained some O2 gas. The flask was warmed to 100 °C and the total pressure was found to be 815 mmHg. No chemical reaction occurred between CO2 and O2. Calculate the mass of O2 in the flask. Group of answer choices 1.12 g O2 0.160 g O2 0.754 g O2 0.820 g O2 0.321 g O2
Exactly 1.100 g of CO2(g) was introduced into a 1.00-L flask that already contained some O2 gas. The flask was warmed to 100 °C and the total pressure was found to be 815 mmHg. No chemical reaction occurred between CO2 and O2. Calculate the mass of O2 in the flask. 1.12 g 02 O 0.160 g 02 O 0.754 g 02 O 0.820 g 02 O 0.321 g 02
Exactly 1.100 g of CO2(g) was introduced into a 1.00-L flask that already contained some O2 gas. The flask was warmed to 100 °C and the total pressure was found to be 815 mmHg. No chemical reaction occurred between CO2 and O2. Calculate the mass of O2 in the flask. O 1.12 g 02 O 0.160 g 02 O 0.754 g 02 O 0.820 g 02 O 0.321g 02
Question 9 4 pts Exactly 1.100 g of CO2(g) was introduced into a 1.00-L flask that already contained some 02 gas. The flask was warmed to 100 °C and the total pressure was found to be 815 mmHg. No chemical reaction occurred between CO2 and O2. Calculate the mass of Oz in the flask. 1.12 g 02 0.160 g 02 0.754 g 02 0.820 g 02 O 0.321 g 02
Acetaminophen is a medication used to treat pain and fever and contains Carbon, Hydrogen, Oxygen, and Nitrogen. Combustion analysis of a 15.0-mg sample of acetaminophen produced 8.10 mg of water. What is the percent by mass of Hydrogen in acetaminophen? O 4.4% O 12.0% O 7.5% 0 3.0% O 6.0% Which of the following substances form both ions and molecules in solution ? CH3OH Li2CO3 OHCIO4 Sr(OH)2 H3PO4 The pH of a solution of barium hydroxide is 12.53. How many...
please answer both questions Exactly 1.100 g of CO2(g) was introduced into a 1.00-L flask that already contained some O2 gas. The flask was warmed to 100 °C and the total pressure was found to be 815 mmHg. No chemical reaction occurred between CO2 and O2. Calculate the mass of Oz in the flask. 1.12 g 02 0.160 g 02 0.754g 02 0.820 g 02 0.321 g 02 Question 10 1.5 pts An aqueous solution of HCl is added to...
Data: Mass of flask filled with air - 150.9425 g Mass of flask filled with CO2 Trial 1 - 150.9775 g Mass of flask filled with CO2 Trial 2 - 150.9805 g Average mass flask filled with CO2 - 150.979 g Temperature of CO2 - 296.15 K Barometer reading - 1.0 atm Density of water at room temp - 0.9978g/mL Density of dry air in flask at room temp - 1.201g/L Calculations: Mass of water in flask - 392.85 mL...
please quick help on those questions Question 10 1.5 pts An aqueous solution of HCl is added to an aqueous solution of NaOH in a coffee cup calorimeter. The reaction is that of neutralization between the acid and the base: HCI + NaOH + H2O + Naci To calculate the approximate enthalpy change for this reaction using q = m.CAT, what value should the student give to C in the equation? The student must use the heat of formation of...