Logo
Home Study Material Contact Search
AI Chat FREE
  1. sciences
  2. chemistry
  3. 1) a first-order reaction has a half-life of 15.5

1) A first-order reaction has a half-life of 15.5 s . How long does it take...

70.2K

Verified Solution

Question

Chemistry

1) A first-order reaction has a half-life of 15.5 s . How longdoes it take for the concentration of the reactant in the reactionto fall to one-eighth of its initial value?

2) The rate constant for a certain reaction is k = 4.30×10−3 s−1. If the initial reactant concentration was 0.350 M, what will theconcentration be after 8.00 minutes?

Answer & Explanation Solved by verified expert
4.4 Ratings (952 Votes)
1 For first order recation half life t12 0693 k where k is rate constant k 0693 t12 Eq 1 k 1t ln AoAt Eq 2 From Eqs 1 and 2 0693 t12 1t ln Ao At Eq 3 Given that half life t12    See Answer
Get Answers to Unlimited Questions

Join us to gain access to millions of questions and expert answers. Enjoy exclusive benefits tailored just for you!

Membership Benefits:
  • Unlimited Question Access with detailed Answers
  • Zin AI - 3 Million Words
  • 10 Dall-E 3 Images
  • 20 Plot Generations
  • Conversation with Dialogue Memory
  • No Ads, Ever!
  • Access to Our Best AI Platform: Zin AI - Your personal assistant for all your inquiries!
Become a Member

Other questions asked by students

Q

1. What in an antigen? 2. What are the main differences between innate and adaptive immunity? 3. What...

Medical Sciences
Q

This question concerns a synchronous sequential counter, which counts an arbitrary sequence. The properties of the counter...

Electrical Engineering
Q

Using the Grubb's test, decide whether the value 217 should be rejected from the set of...

Basic Math
Q

12/31/17 Balance Sheet Cash $17,000                                     Accounts Receivable                           $12,000                                     Prepaid Insurance                                $5,000                                     Inventory                                             $15,000 Total $49,000                                     Equipment                                           $100,000                                     Accumulated Depreciation                  $(20,000) Total $80,000                                     Total Assets                                        $129,000                                     Accounts Payable                                $9,000                                     Income Taxes Payable $3,000                                     Total Liabilities                                    $12,000                                     Common Stock                                   $100,000                                     Retained Earnings                               $17,000                                     Total Equity                                         $117,000                                     Total Liabilities & Equity                    $129,000 Additional Information: Sales for 2018 are...

Accounting
Q

Evaluate the integral by interpreting it in terms of areas 8 64 3x 4 dx

Calculus
Q

12 342 Evaluate the determinant 1 1 A 19 B 19 C 5 D 5...

Calculus
Q

On average the number of electronic keyboards sold in Florida each year is equivalent to...

Algebra
Q

10 Find each product 10 4a 3a 4 4a 3a 8 A 16a 9a 32...

Algebra
Q

Flannagan Corporation is authorized to issue 1,000 shares of 9% preferred stock at a par...

Accounting
Q

The following information applies to the questions displayed below.] Serotta Corporation is planning...

Accounting
Q

An employee earned $46,800 during the year working for an employer when the maximum limit...

Accounting
Q

Mohave Corporation is considering outsourcing production of the umbrella tote bag included with some of...

Accounting