At a particular temperature, the half-life of a first-order reaction is 42.0 min. How long will...
At a particular temperature, the half-life of a first-order reaction is 42.0 min. How long will it take
for the reactant concentration to decrease by a factor of 16?
Homework Answers
Add Answer to:
At a particular temperature, the half-life of a first-order
reaction is 42.0 min. How long will...
2. Answer the following questions by connecting the half-life of each first-order reaction to the rate...
2. Answer the following questions by connecting the half-life of each first-order reaction to the rate constant. a. The rate constant of a first-order reaction is 2.43 × 10–2 min–1. What is the half-life of the reaction? (2 points) b. A first-order reaction has a rate constant of 0.547 min-1. How long will it take a reactant concentration 0.14 M to decrease to 0.07 M? (2 points) c. The half-life of a first-order reaction is 5.47 min. What is the...
The half-life for a reaction that is first order in A 15 minutesHow long will it...
The
half-life for a reaction that is first order in A 15 minutesHow
long will it take for the concentration of A to change from 0.16 M
to 0.040 M?
Question 27 3.33 pts The half-life for a reaction that is first order in A is 15 minutes. How long will it take for the concentration of A to change from 0.16 M to 0.040 M? A(9) - B(g) + C(9) 15 min 60 min 23 min 45 min 30...
A first-order reaction has a half-life of 20.8 s . How long does it take for...
A first-order reaction has a half-life of 20.8 s . How long does it take for the concentration of the reactant in the reaction to fall to one-fourth of its initial value?
If the half-life of a first order reaction is found to be 150 s, how long...
If the half-life of a first order reaction is found to be 150 s, how long will it take for the concentration to decrease to 12.5% of the starting concentration for this reaction? 4SOS 150 50 300 Which way will a reaction run if a reaction quotient (Q) is calculated and found to be larger than K for the reaction under the same conditions of temperature and pressure! It will run to the left towards to reactants It will not...
1. A certain first order reaction has a rate constant of 0.036 min-1. How much of the reactant will remain if the reacti...
1. A certain first order reaction has a rate constant of 0.036 min-1. How much of the reactant will remain if the reaction is run for 2.5 hours and the initial concentration of the reactant is 0.31 M? 2. A certain first order reaction has a rate constant of 0.036 min-1. How much of the reactant will remain if the reaction is run for 2.5 hours and the initial concentration of the reactant is 0.31 M? 3. The rate constant...
+ Half-life for First and Second Order Reactions 11 of 11 The half-life of a reaction,...
+ Half-life for First and Second Order Reactions 11 of 11 The half-life of a reaction, t1/2, is the time it takes for the reactant concentration A to decrease by half. For example, after one half-Me the concentration falls from the initial concentration (Alo to A\o/2, after a second half-life to Alo/4 after a third half-life to A./8, and so on. on Review Constants Periodic Table 11/25 For a second-order reaction, the half-life depends on the rate constant and the...
A first order reaction has a half-life of 196 seconds at 25oC. How long (in minutes)...
A first order reaction has a half-life of 196 seconds at 25oC. How long (in minutes) does it take for the concentration of the reactant to drop to 3.125% of the original concentration? (it's not 16.34) The rate constant of a chemical reaction increased from 0.197 s-1 to 3.24 s-1 after raising the temperature from 20.0 oC to 60.0 oC. What is the activation energy (in kJ/mol) for this reaction? (Hint: Think about what R value to use and what...
6. For a first order reaction with k .00021/min, how long would it take for the...
6. For a first order reaction with k .00021/min, how long would it take for the reactant concentration to drop to one half its original concentration? If you do not have enough information to calculate an answer, what information would you need?
After 42.0 min, 26.0% of a compound has decomposed. What is the half-life of this reaction...
After 42.0 min, 26.0% of a compound has decomposed. What is the half-life of this reaction assuming first-order kinetics? _(answer)____ min
For a first-order reaction, the half-life is constant. It depends only on the rate constant k...
For a first-order reaction, the half-life is constant. It depends only on the rate constant k and not on the reactant concentration. It is expressed as 0.693 - 1/2K For a second-order reaction, the half-life depends on the rate constant and the concentration of the reactant and so is expressed as 1/2 k(Alo Part A A certain first-order reaction (A>products) has a rate constant of 9.60x10 s-1 at45 C. How many minutes does it take for the concentration of the...
The
half-life for a reaction that is first order in A 15 minutesHow
long will it take for the concentration of A to change from 0.16 M
to 0.040 M?
Question 27 3.33 pts The half-life for a reaction that is first order in A is 15 minutes. How long will it take for the concentration of A to change from 0.16 M to 0.040 M? A(9) - B(g) + C(9) 15 min 60 min 23 min 45 min 30...
If the half-life of a first order reaction is found to be 150 s, how long will it take for the concentration to decrease to 12.5% of the starting concentration for this reaction? 4SOS 150 50 300 Which way will a reaction run if a reaction quotient (Q) is calculated and found to be larger than K for the reaction under the same conditions of temperature and pressure! It will run to the left towards to reactants It will not...
+ Half-life for First and Second Order Reactions 11 of 11 The half-life of a reaction, t1/2, is the time it takes for the reactant concentration A to decrease by half. For example, after one half-Me the concentration falls from the initial concentration (Alo to A\o/2, after a second half-life to Alo/4 after a third half-life to A./8, and so on. on Review Constants Periodic Table 11/25 For a second-order reaction, the half-life depends on the rate constant and the...
6. For a first order reaction with k .00021/min, how long would it take for the reactant concentration to drop to one half its original concentration? If you do not have enough information to calculate an answer, what information would you need?
For a first-order reaction, the half-life is constant. It depends only on the rate constant k and not on the reactant concentration. It is expressed as 0.693 - 1/2K For a second-order reaction, the half-life depends on the rate constant and the concentration of the reactant and so is expressed as 1/2 k(Alo Part A A certain first-order reaction (A>products) has a rate constant of 9.60x10 s-1 at45 C. How many minutes does it take for the concentration of the...
Most questions answered within 3 hours.
-
Eagle Industries feels that a lockbox system can shorten its
accounts receivable collection period by 2...
asked 13 minutes ago -
A block measures 5.5 cm on each side. What is the volume of the
block in...
asked 12 minutes ago -
what are the differences between these?
a. shear force.
b. shear stress.
c. Bending Moment.
d....
asked 22 minutes ago -
The proportion of adult women in a certain geographical region
is approximately 51%. A marketing survey...
asked 29 minutes ago -
I am trying to answer a question that is asking why there was no
evidence of...
asked 40 minutes ago -
Power elecrtonics: buck converter?
Calculate and plot (via excel/MATLAB) the average V(out) of a
buck converter...
asked 41 minutes ago -
PLEASE USE PYTHON
training error should strictly decrease as the degree of the
hypothesis polynomials increases....
asked 46 minutes ago -
Using the Table and data below, create a procedure that accepts
product ID as a parameter...
asked 48 minutes ago -
Suppose X follows an exponential distribution with mean 7.5.
Determine the conditional probability P(x > 2.5...
asked 1 hour ago -
Young softball batters are often instructed to “choke-up on the
bat” by their coach. In terms...
asked 1 hour ago -
Suppose that you are an official with Mexico's economic
development agency. Write a one-page memo detailing...
asked 1 hour ago -
If you were an international firm, why would you support the
concept of global free trade?...
asked 2 hours ago