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Science Clinic => Chemistry => Topic started by: ap345 on Aug 27, 2018

Title: A first-order reaction has a rate constant of 0.33 min-1. It takes ________ min for the reactant ...
Post by: ap345 on Aug 27, 2018
A first-order reaction has a rate constant of 0.33 min-1. It takes ________ min for the reactant concentration to decrease from 0.13 M to 0.066 M.
 
  A) 0.085
  B) 0.13
  C) 0.89
  D) 2.4
  E) 2.1

Question 2

Cardiovascular diseases are responsible for approximately ________ of deaths in the United States.
 
  A) 12
  B) 25
  C) 34
  D) 50
Title: A first-order reaction has a rate constant of 0.33 min-1. It takes ________ min for the reactant ...
Post by: nikmaaacs on Aug 27, 2018
Answer to Question 1

E

Answer to Question 2

C