Homework Answers
Add Answer to:
11 point) The pressure of O2 in a 1.00 L container at 20.0 °C is 0.370...
The pressure of O2 in a 1.00 L container at 20.0 °C is 0.370 atm. What...
The pressure of O2 in a 1.00 L container at 20.0 °C is 0.370 atm. What will the pressure inside the container be if 0.0100 mol CO2 is added to it? 0.380 atm O 0.241 atm O 0.611 atm 1.01 atm
Assume that you have 1.10 g of nitroglycerin in a 3000 mL steel container at 20.0°C...
Assume that you have 1.10 g of nitroglycerin in a 3000 mL steel container at 20.0°C and 1.00 atm pressure. An explosion occurs, raising the temperature of the container and its contents to 425 °C. The balanced equation is 4 CH: N30,(1) + 12 CO2(g) + 10H2O(g) + 6 N2(g) + O2(9) (Figure 1) Part A How many moles of nitroglycerin were in the container originally? 190 AU O ? TICHNO, = Submit Request Answer Part B How many moles...
An oxygen gas container has a volume of 20.0 L. How many grams of oxygen are in the container if the gas has a pressure...
An oxygen gas container has a volume of 20.0 L. How many grams of oxygen are in the container if the gas has a pressure of 887 mmHg at 24 ∘C? Mg metal reacts with HCl to produce hydrogen gas. Mg(s)+2HCl(aq)→MgCl2(aq)+H2(g) What volume of hydrogen at 0 ∘C and 1.00 atm (STP) is released when 9.40 g of Mg reacts? How many grams of magnesium are needed to prepare 6.90 L of H2 at 775 mmHg and 20 ∘C?
Question 22 (1 point) (c) (d) Which transition represents a decrease in entropy of the system?...
Question 22 (1 point) (c) (d) Which transition represents a decrease in entropy of the system? (b) → (c) O (d) - (c) (a) → (c) (c) → (b) Question 20 (1 point) Ethanol melts at -114 °C and boils at 78 °C at a constant pressure of 1 atm. What state of matter must a sample of ethanol be in at 100°C and 1 atm? solid and liquid in equilibrium gas liquid O solid liquid and gas in equilibrium...
Q1) solve part A,B,C and D A)Magnesium carbonate thermally decomposes to magnesium oxide and carbon dioxide...
Q1) solve part A,B,C and D A)Magnesium carbonate thermally decomposes to magnesium oxide and carbon dioxide gas: MgCO3(s) → MgO(s) + CO2(g) Determine the volume of carbon dioxide in liters that would form if 4.22 g of magnesium carbonate decomposes completely at 355oC and 1.05 atm. B) A 6.00 L vessel contains 10.5 g of O2, 2.12 g of CO2 and 1.12 g of He. Determine the partial pressure in atm of each gas and the total pressure in atm...
omeone answer all the wuestions : 24.11 Equal masses of He and Ne are placed in a sealed container. What is the partial pressure of He if the sotal pressure in the (E) 5 atm (A) 1 atm (B) 2 at...
omeone answer all the wuestions
: 24.11 Equal masses of He and Ne are placed in a sealed container. What is the partial pressure of He if the sotal pressure in the (E) 5 atm (A) 1 atm (B) 2 atms (C) 3 atm 2.A pure liquid in an open vessel boils at the temperature at which the (A) molar entropy of the liquid becomes equal to that of the gas vapor pressure of the liquid becomes equal to the...
Homework week 6 1. How do gaseous, liquid, and solid methanol (CHO) compare in each of...
Homework week 6 1. How do gaseous, liquid, and solid methanol (CHO) compare in each of the following features: (a) density; (b) the space between the molecules; (c) the attractive force between the molecules? 2. Convert each pressure unit to the indicated unit. a. 3.0 atm to mm Hg b. 720 mm Hg to psi c. 424 mm Hg to atm 3. A sample of nitrogen gas has a volume of 15.0 mL at a pressure of 0.50 atm. What...
Question 6 Not answered Marked out of 1.00 If the above reaction could be done at...
Question 6 Not answered Marked out of 1.00 If the above reaction could be done at 3399 K, what would be your estimate for AGº (in kJ) at this elevated temperature? Use AG° =AH° -TAS® and assume AH° and 4Sº are independent of temperature. P Flag question (Theº is included because it is still for standard conditions, that is, 1 atm for gases and 1 molar for concentrations.) Answer: What is Agrº (in kJ) at 2268 K for the following...
A chemistry teacher needs to make 2.30 L of a potassium chloride solution for an experimen...
A chemistry teacher needs to make 2.30 L of a potassium chloride solution for an experimen The concentration of the required solution is 3.10 M. How many grams of KCI will she need to use? 0 7.13 g KCI 0 231 g KCI O 532 g KCI 0.0956 g KCI What is the equation for the ion product constant of water at 25 °C? Kw [H,0+][OH-] [H,O] = 1.00 x 10-14 Kw [H,0+1 [OH-] = 1.00 x 10-14 Kw =...
The pressure of O2 in a 1.00 L container at 20.0 °C is 0.370 atm. What will the pressure inside the container be if 0.0100 mol CO2 is added to it? 0.380 atm O 0.241 atm O 0.611 atm 1.01 atm
Assume that you have 1.10 g of nitroglycerin in a 3000 mL steel container at 20.0°C and 1.00 atm pressure. An explosion occurs, raising the temperature of the container and its contents to 425 °C. The balanced equation is 4 CH: N30,(1) + 12 CO2(g) + 10H2O(g) + 6 N2(g) + O2(9) (Figure 1) Part A How many moles of nitroglycerin were in the container originally? 190 AU O ? TICHNO, = Submit Request Answer Part B How many moles...
Question 22 (1 point) (c) (d) Which transition represents a decrease in entropy of the system? (b) → (c) O (d) - (c) (a) → (c) (c) → (b) Question 20 (1 point) Ethanol melts at -114 °C and boils at 78 °C at a constant pressure of 1 atm. What state of matter must a sample of ethanol be in at 100°C and 1 atm? solid and liquid in equilibrium gas liquid O solid liquid and gas in equilibrium...
omeone answer all the wuestions
: 24.11 Equal masses of He and Ne are placed in a sealed container. What is the partial pressure of He if the sotal pressure in the (E) 5 atm (A) 1 atm (B) 2 atms (C) 3 atm 2.A pure liquid in an open vessel boils at the temperature at which the (A) molar entropy of the liquid becomes equal to that of the gas vapor pressure of the liquid becomes equal to the...
Homework week 6 1. How do gaseous, liquid, and solid methanol (CHO) compare in each of the following features: (a) density; (b) the space between the molecules; (c) the attractive force between the molecules? 2. Convert each pressure unit to the indicated unit. a. 3.0 atm to mm Hg b. 720 mm Hg to psi c. 424 mm Hg to atm 3. A sample of nitrogen gas has a volume of 15.0 mL at a pressure of 0.50 atm. What...
Question 6 Not answered Marked out of 1.00 If the above reaction could be done at 3399 K, what would be your estimate for AGº (in kJ) at this elevated temperature? Use AG° =AH° -TAS® and assume AH° and 4Sº are independent of temperature. P Flag question (Theº is included because it is still for standard conditions, that is, 1 atm for gases and 1 molar for concentrations.) Answer: What is Agrº (in kJ) at 2268 K for the following...
A chemistry teacher needs to make 2.30 L of a potassium chloride solution for an experimen The concentration of the required solution is 3.10 M. How many grams of KCI will she need to use? 0 7.13 g KCI 0 231 g KCI O 532 g KCI 0.0956 g KCI What is the equation for the ion product constant of water at 25 °C? Kw [H,0+][OH-] [H,O] = 1.00 x 10-14 Kw [H,0+1 [OH-] = 1.00 x 10-14 Kw =...
Most questions answered within 3 hours.
-
A perfect gas undergoes an isentropic process such that its
volume doubles. If the ratio of...
asked 2 minutes ago -
list the elements in groups 3A to 6A in the same order as in the
periodic...
asked 11 minutes ago -
Estimating effect size. Peng and Chen (2014)
evaluated effect size estimates for various tests. In their...
asked 21 minutes ago -
Write a script in MySQL that creates and calls a stored
procedure name test. This procedure...
asked 21 minutes ago -
If we test the following: H0: μ = 17
vs. H1: μ ≠ 17 and the...
asked 32 minutes ago -
in the past year TVG had revenues of 3 million, cost
of goods sold of $25...
asked 38 minutes ago -
4) In a polypeptide, which bond cannot rotate because of its
partial double bond character?
The...
asked 1 hour ago -
Assume that in the short run L = 1,000 and K = 100. 1. What is...
asked 1 hour ago -
At a given temperature, 2.06 atm of H2 and 3.7 atm of Br2 are
mixed and...
asked 1 hour ago -
Sodium reacts with Hydrochloric acid to form sodium chloride and
hydrogen gas. 2Na(s)+ 2 HCl(aq)-> 2...
asked 1 hour ago -
The following circuits (1 & 2) are combined to form a
series-parallel circuit and resulting circuit...
asked 1 hour ago -
Feynman's use of path integrals can make some of the transition
from quantum scale to real...
asked 1 hour ago