![At a certain temperature, the rate constant of a first - order reaction is 1.40 min ^-1 . Find its half - life. At a certain temperature, the rate constant of a first - order reaction is 1.40 min ^-1 . Find its half - life.](https://dwes9vv9u0550.cloudfront.net/images/9877003/64bcd747-7dac-4342-ab5b-55a2a8dffa0f.jpg)
At a certain temperature, the rate constant of a first - order reaction is 1.40 min ^-1 . Find its half - life.
![SOLVED: The following count rate data from a radioactive isotope were measured (min) 3.0 6.0 9.0 12.0 18.0 cnts /min 9302 7932 6901 5853 4397 t (min) cnts /min 24.0 3200 30.0 SOLVED: The following count rate data from a radioactive isotope were measured (min) 3.0 6.0 9.0 12.0 18.0 cnts /min 9302 7932 6901 5853 4397 t (min) cnts /min 24.0 3200 30.0](https://cdn.numerade.com/ask_images/df606975035642958b95ca53c84eb10f.jpg)
SOLVED: The following count rate data from a radioactive isotope were measured (min) 3.0 6.0 9.0 12.0 18.0 cnts /min 9302 7932 6901 5853 4397 t (min) cnts /min 24.0 3200 30.0
![Chapter 15, Principles of Reactivity: Chemical Kinetics Video Solutions, Chemistry and Chemical Reactivity | Numerade Chapter 15, Principles of Reactivity: Chemical Kinetics Video Solutions, Chemistry and Chemical Reactivity | Numerade](https://cdn.numerade.com/previews/b6dc3e81-fa76-4d0b-b940-ed6420ccfb5a.gif)
Chapter 15, Principles of Reactivity: Chemical Kinetics Video Solutions, Chemistry and Chemical Reactivity | Numerade
![SOLVED: If a reaction is first order with a rate constant of 0.0450 s⁻¹, how much time is required for 65% of the initial quantity of reactant to be consumed? SOLVED: If a reaction is first order with a rate constant of 0.0450 s⁻¹, how much time is required for 65% of the initial quantity of reactant to be consumed?](https://cdn.numerade.com/ask_previews/523a0516-3291-48af-a120-6f0996eba2f5_large.jpg)
SOLVED: If a reaction is first order with a rate constant of 0.0450 s⁻¹, how much time is required for 65% of the initial quantity of reactant to be consumed?
A first order reaction completes 50% at the end of 50 minutes. What is the value of rate constant in sec^-1? How many times will the reaction be complete at 87.5%? - Quora
![Chapter 9, Chemical Kinetics Video Solutions, Numerical problems in Physical Chemistry for IIT-JEE | Numerade Chapter 9, Chemical Kinetics Video Solutions, Numerical problems in Physical Chemistry for IIT-JEE | Numerade](https://cdn.numerade.com/previews/5945830e-9323-4718-8464-4983de8d83e2.gif)
Chapter 9, Chemical Kinetics Video Solutions, Numerical problems in Physical Chemistry for IIT-JEE | Numerade
![Half life of a first order reaction is 2.1xx10^(12)s. Calculate the rate constant of the reactio... - YouTube Half life of a first order reaction is 2.1xx10^(12)s. Calculate the rate constant of the reactio... - YouTube](https://i.ytimg.com/vi/mEkYd8c6_Zg/maxresdefault.jpg?sqp=-oaymwEmCIAKENAF8quKqQMa8AEB-AH-CYAC0AWKAgwIABABGGUgZShlMA8=&rs=AOn4CLC080skzE05LErlvmkvs8RpamBZFw)
Half life of a first order reaction is 2.1xx10^(12)s. Calculate the rate constant of the reactio... - YouTube
![The reaction `A(g)toB(g)+2C(g)` is a first order reaction with rate constant `2.772xx10^(-3)sec^(-1) - YouTube The reaction `A(g)toB(g)+2C(g)` is a first order reaction with rate constant `2.772xx10^(-3)sec^(-1) - YouTube](https://i.ytimg.com/vi/uUvT3nL3BJA/maxresdefault.jpg)
The reaction `A(g)toB(g)+2C(g)` is a first order reaction with rate constant `2.772xx10^(-3)sec^(-1) - YouTube
Calculate the half life of a first order reaction from their rate constants given below:(a) 200 s^-1 ; (b) 2 min^-1 ; (c) 4 year^-1 .
![SOLVED: What is the rate constant of a first-order reaction that takes 456 seconds for the reactant concentration to drop to half of its initial value? SOLVED: What is the rate constant of a first-order reaction that takes 456 seconds for the reactant concentration to drop to half of its initial value?](https://cdn.numerade.com/ask_previews/114ae37b-5b59-470b-912b-e3aa89512e10_large.jpg)
SOLVED: What is the rate constant of a first-order reaction that takes 456 seconds for the reactant concentration to drop to half of its initial value?
![The rate constant of a reaction is 0.0693 min^(-1). Starting with 10 mol, the rate of the reaction after 10 min is The rate constant of a reaction is 0.0693 min^(-1). Starting with 10 mol, the rate of the reaction after 10 min is](https://d10lpgp6xz60nq.cloudfront.net/ss/web/632170.jpg)
The rate constant of a reaction is 0.0693 min^(-1). Starting with 10 mol, the rate of the reaction after 10 min is
![The reaction is given below, the rate constant for disappearance of A is 7.48 × 10^-3sec^-1 . The time required for the total pressure in a system containing A at an initial The reaction is given below, the rate constant for disappearance of A is 7.48 × 10^-3sec^-1 . The time required for the total pressure in a system containing A at an initial](https://dwes9vv9u0550.cloudfront.net/images/7494062/9a53962a-6c66-4413-b6bb-d895ebabd6e9.jpg)
The reaction is given below, the rate constant for disappearance of A is 7.48 × 10^-3sec^-1 . The time required for the total pressure in a system containing A at an initial
![Calculate the half life of a first order reaction from their rate constants given below:(a) 200 s^-1 ; (b) 2 min^-1 ; (c) 4 year^-1 . Calculate the half life of a first order reaction from their rate constants given below:(a) 200 s^-1 ; (b) 2 min^-1 ; (c) 4 year^-1 .](https://i.ytimg.com/vi/LwkqOiw5wm8/maxresdefault.jpg)
Calculate the half life of a first order reaction from their rate constants given below:(a) 200 s^-1 ; (b) 2 min^-1 ; (c) 4 year^-1 .
![SOLVED: The potassium isotope K-40 undergoes beta decay with a half-life of 1.83*10^9 years. Find the number of beta decays that occur per second in 1.0g of pure K-40. SOLVED: The potassium isotope K-40 undergoes beta decay with a half-life of 1.83*10^9 years. Find the number of beta decays that occur per second in 1.0g of pure K-40.](https://cdn.numerade.com/previews/fe55f358-200b-418b-a318-d106fbbbfe1a_large.jpg)
SOLVED: The potassium isotope K-40 undergoes beta decay with a half-life of 1.83*10^9 years. Find the number of beta decays that occur per second in 1.0g of pure K-40.
![The energy of activation and specific rate constant for a first order reaction at 25^∘ C are 100kJ/mole and 3.46 × 10^-5sec^-1 respectively. Determine the temperature at which half - life of The energy of activation and specific rate constant for a first order reaction at 25^∘ C are 100kJ/mole and 3.46 × 10^-5sec^-1 respectively. Determine the temperature at which half - life of](https://dwes9vv9u0550.cloudfront.net/images/10158069/3164a678-0d0e-4fcb-876b-59cc98cd148c.jpg)
The energy of activation and specific rate constant for a first order reaction at 25^∘ C are 100kJ/mole and 3.46 × 10^-5sec^-1 respectively. Determine the temperature at which half - life of
![For a reaction A ⟶ B + C . it was found that at the end of 10 minutes from the start the total optical rotation of the system was 50^o and For a reaction A ⟶ B + C . it was found that at the end of 10 minutes from the start the total optical rotation of the system was 50^o and](https://dwes9vv9u0550.cloudfront.net/images/5073529/232ced55-200f-47c2-91b9-88c43a0755c5.jpg)
For a reaction A ⟶ B + C . it was found that at the end of 10 minutes from the start the total optical rotation of the system was 50^o and
![The rate constant of a reaction is 0.69 xx 10^(-1) and the initial concentration is 0.2 "mol l"^(-1). The half-life period is The rate constant of a reaction is 0.69 xx 10^(-1) and the initial concentration is 0.2 "mol l"^(-1). The half-life period is](https://d10lpgp6xz60nq.cloudfront.net/ss/web/325394.jpg)
The rate constant of a reaction is 0.69 xx 10^(-1) and the initial concentration is 0.2 "mol l"^(-1). The half-life period is
![For a reaction A ⟶ B + C . it was found that at the end of 10 minutes from the start the total optical rotation of the system was 50^o and For a reaction A ⟶ B + C . it was found that at the end of 10 minutes from the start the total optical rotation of the system was 50^o and](https://dwes9vv9u0550.cloudfront.net/images/5519633/b828fca7-1329-4718-8e5b-5830a3c17575.jpg)
For a reaction A ⟶ B + C . it was found that at the end of 10 minutes from the start the total optical rotation of the system was 50^o and
![Calculate the half life of the first order reaction from their rate constant given as a) 200s^(-) b) 2min^(-1) c) 4 "year"^(-1). Calculate the half life of the first order reaction from their rate constant given as a) 200s^(-) b) 2min^(-1) c) 4 "year"^(-1).](https://d10lpgp6xz60nq.cloudfront.net/ss/web/667676.jpg)