Homework Answers
Atom ratio in acetic acid , C:H:O = 2:4:2. Mole ratio Will be same as 2:4:2. No. of moles of oxygen is 32. No. of moles of hydrogen = 2 x no. of moles of oxygen = 2 x 32 = 64 moles
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This is the chemical formula for acetic acid (the chemical that gives the sharp taste to...
This is the chemical formula for talc (the main ingredient in talcum powder): Mg3Si2O52OH2 An analytical...
This is the chemical formula for talc (the main ingredient in talcum powder): Mg3Si2O52OH2 An analytical chemist has determined by measurements that there are 0.0935 moles of oxygen in a sample of talc. How many moles of hydrogen are in the sample? Round your answer to 3 significant digits.
Problem Page This is the chemical formula for talc (the main ingredient in talcum powder):Mg3Si2O52OH2 An...
Problem Page This is the chemical formula for talc (the main ingredient in talcum powder):Mg3Si2O52OH2 An analytical chemist has determined by measurements that there are 8.915 moles of oxygen in a sample of talc. How many moles of hydrogen are in the sample? Be sure your answer has the correct number of significant digits.
The chemical formula for hydrogen chloride is HCI. A chemist determined by measurements that 0.015 moles...
The chemical formula for hydrogen chloride is HCI. A chemist determined by measurements that 0.015 moles of hydrogen chloride participate in a chemical reaction. Calculate the mass of hydrogen chloride that participates Round your answer to 2 significant digits. x S. ?
what is the answer? This is the chemical formula for methyl tert-butyl ether (the clean-fuel gasoline...
what is the answer?
This is the chemical formula for methyl tert-butyl ether (the clean-fuel gasoline additive MTBE): CH,OC(CH), A chemical engineer has determined by measurements that there are 5.9 moles of carbon in a sample of methyl tert-butyl ether. How many moles of oxygen are In the sample? Be sure your answer has the correct number of significant digits. 00 olo 0. 5 ?
This is the chemical formula for methyl tert-butyl ether (the clean-fuel gasoline additive MTBE): CH3OC(CH3)3 A...
This is the chemical formula for methyl tert-butyl ether (the clean-fuel gasoline additive MTBE): CH3OC(CH3)3 A chemical engineer has determined by measurements that there are 3.0 moles of carbon in a sample of methyl tert-butyl ether. How many moles of hydrogen are in the sample? Be sure your answer has the correct number of significant digits.
30 Using the following equation determine the average concentration (moles per liter) of acetic acid (CH,CO,H)...
30 Using the following equation determine the average concentration (moles per liter) of acetic acid (CH,CO,H) present in your vinegar. Record the concentration in Data Table 2 average volume of NaOH (mL) X 1L NAOH 1000 mL NAOH 0,5 mol NaOH 1. NaOH 1 mol CH4COH 1 mol NaOH = average moles of CH,CO,H average moles of CH,CO,H 5.0 ml, vinegar 1000 ml IL = Concentration of CH.CO, H (M=mol/L) 31 Using the following equation and your result from Step...
Acetic acid, CH ₂ CO ₂ H, is the solute that gives vinegar its Characteristic odor...
Acetic acid, CH ₂ CO ₂ H, is the solute that gives vinegar its Characteristic odor and sour taste ned part A : Calculate the pH of 1,50 m CH 3 CO 24H. Part B. Calculate the concentration of whole H3O+ in 1.50m CH₃COH.nings part C: Cal Gulate the concentration of wo CH3C 0 2 in 1.50 m CH ₃ CO₂H. Part Di Calculate the concentration of CH3C02H in 1.50 m CH ₃ CO2H. M ON Part E. 1. Calculate...
To measure the amount of citric acid (CH0(cO,H)in a certain candy, an analytical chemist dissolves a...
To measure the amount of citric acid (CH0(cO,H)in a certain candy, an analytical chemist dissolves a 21.00 g sample of the candy in 100. mL of water and titrates this solution to the endpoint with 28.5 ml. of 0.2400 M sodium hydroxide (NaOH) solution The balanced chemical equation for the reaction is: + sOH (a)CH,o(co), (aq) + 3H,0(0 C,H,O(Co,H),(a) Oprecipitation Oacid-base What kind of reaction is this? X redox If you said this was a precipitation reaction, enter the chemical...
To measure the amount of citric acid (C,H,O(CO,H), in a certain candy, an analytical chemist dissolves a 14.0 g sam...
To measure the amount of citric acid (C,H,O(CO,H), in a certain candy, an analytical chemist dissolves a 14.0 g sample of the candy in 150 ml. of water and titrates this solution to the endpoint with 10.6 ml. of 0.2500 M sodium hydroxide (NaOH) solution. The balanced chemical equation for the reaction is: C,H,0(CO,H) (aq) + 30H" (ag) - CH.0(CO) " (aq) + 3H20 (1) Oprecipitation acid-base O redox PO X 5 What kind of reaction is this? ? If...
a-c 5, Vinegar should contain more than 4% acetic acid (CHCOOH, molar mass 60.0 g mor)...
a-c
5, Vinegar should contain more than 4% acetic acid (CHCOOH, molar mass 60.0 g mor) 25.0 mL of vinegar are diluted to 100.0 mL and 10.0 mL samples of this solution are titrated against 0.100 mol L-NaOH solution. An average of 18.1 mL NaOH are required to neutralize the vinegar. You will need to calculate the concentration of the diluted solution and hence the percentage concentration of acetic acid in the original vinegar via the following questions: CH COOH(aq)...
The chemical formula for hydrogen chloride is HCI. A chemist determined by measurements that 0.015 moles of hydrogen chloride participate in a chemical reaction. Calculate the mass of hydrogen chloride that participates Round your answer to 2 significant digits. x S. ?
what is the answer?
This is the chemical formula for methyl tert-butyl ether (the clean-fuel gasoline additive MTBE): CH,OC(CH), A chemical engineer has determined by measurements that there are 5.9 moles of carbon in a sample of methyl tert-butyl ether. How many moles of oxygen are In the sample? Be sure your answer has the correct number of significant digits. 00 olo 0. 5 ?
30 Using the following equation determine the average concentration (moles per liter) of acetic acid (CH,CO,H) present in your vinegar. Record the concentration in Data Table 2 average volume of NaOH (mL) X 1L NAOH 1000 mL NAOH 0,5 mol NaOH 1. NaOH 1 mol CH4COH 1 mol NaOH = average moles of CH,CO,H average moles of CH,CO,H 5.0 ml, vinegar 1000 ml IL = Concentration of CH.CO, H (M=mol/L) 31 Using the following equation and your result from Step...
Acetic acid, CH ₂ CO ₂ H, is the solute that gives vinegar its Characteristic odor and sour taste ned part A : Calculate the pH of 1,50 m CH 3 CO 24H. Part B. Calculate the concentration of whole H3O+ in 1.50m CH₃COH.nings part C: Cal Gulate the concentration of wo CH3C 0 2 in 1.50 m CH ₃ CO₂H. Part Di Calculate the concentration of CH3C02H in 1.50 m CH ₃ CO2H. M ON Part E. 1. Calculate...
To measure the amount of citric acid (CH0(cO,H)in a certain candy, an analytical chemist dissolves a 21.00 g sample of the candy in 100. mL of water and titrates this solution to the endpoint with 28.5 ml. of 0.2400 M sodium hydroxide (NaOH) solution The balanced chemical equation for the reaction is: + sOH (a)CH,o(co), (aq) + 3H,0(0 C,H,O(Co,H),(a) Oprecipitation Oacid-base What kind of reaction is this? X redox If you said this was a precipitation reaction, enter the chemical...
To measure the amount of citric acid (C,H,O(CO,H), in a certain candy, an analytical chemist dissolves a 14.0 g sample of the candy in 150 ml. of water and titrates this solution to the endpoint with 10.6 ml. of 0.2500 M sodium hydroxide (NaOH) solution. The balanced chemical equation for the reaction is: C,H,0(CO,H) (aq) + 30H" (ag) - CH.0(CO) " (aq) + 3H20 (1) Oprecipitation acid-base O redox PO X 5 What kind of reaction is this? ? If...
a-c
5, Vinegar should contain more than 4% acetic acid (CHCOOH, molar mass 60.0 g mor) 25.0 mL of vinegar are diluted to 100.0 mL and 10.0 mL samples of this solution are titrated against 0.100 mol L-NaOH solution. An average of 18.1 mL NaOH are required to neutralize the vinegar. You will need to calculate the concentration of the diluted solution and hence the percentage concentration of acetic acid in the original vinegar via the following questions: CH COOH(aq)...
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