Determine the half-life of a first-order reaction
When the rate constant of a reaction given 8.90×10-4 s-1 then determine the half-life of a first-order reaction. Explain in detail.
Expected delivery within 24 Hours
Spring has the stiffness constant k = 9450 lb/ft and should be able to stop the 4000-lb car traveling at 25 mph. Determine least compression required of spring?
When the plate is made from glass of refractive index n = 1.52, determine the smallest possible plate width?
When the man pushes downward on the box at an angle of 30, determine the maximum mass of the box he can move?
A golfer, driving a golf ball off the tee, provides the ball a velocity of +39 m/s. The mass of the ball is 0.045 kg, and the period of the impact with the golf club is 3.95 x 10^-3 s. (i) Determine the change in the momentum of ball
Avoid the weight of the ball, as it is so much less than the force of the bat. Select the direction of the incoming ball as the positive direction.
Calculate the rate constant of a first-order reaction which has 7.70 minutes for the reactant concentration to drop to half of its initial value?
A jogger of 85 kg is heading due to east at a speed of 2.5 m/s. A jogger of 55 kg is heading 30° north of east at a speed of 3.9 m/s. Determine the magnitude and direction of the sum of momentum of the two joggers.
Explain how long will reaction take for1/8 the reactant concentration to drop the initial value of reactions because some certain have the first-order reaction which is having a rate constant of 2.60×10-3 s-1.
1939922
Questions Asked
3,689
Active Tutors
1448130
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Based on your topic of interest, formulate a PICO question that would drive your Clinical Improvement project.
You understand that multiple normal age-related changes impact nutritional health in later years. These include all of the following except:
Question: Which of the following are NOT good practices for Asian Citrus Psyllid control at nurseries and garden centers?
Which of the following best describes your plan for the initial evaluation visit? Group of answer choices
Do not resuscitate orders are decided by the: Group of answer choices Physician
An 80 year old woman presents with a three-to-four day history of malaise and "generally not feeling well" followed by vomiting.
Question: What is NOT a potential benefit of polygenic risk scores (PRS)? Group of answer choices