Calculate the percent relative abundance of two isotopes
The element indium exists naturally as two isotopes.113In has a mass of 112.9043 amu, and 115In has a mass of 114.9041 amu. The average atomic mass of indiumis 114.82 amu. Calculate the percent relative abundance of two isotopes of indium.
Expected delivery within 24 Hours
The objects volume is determined by displacement of water in a 100mL measuring cylinder (±5%): the volume reading before the object is immersed is 52.4mL, and after immersion the reading is 85.7mL.
An air-track glider attached to a spring oscillates with a period of 1.50 s. At t=0 s the glider is 5.50 cm left of the equilibrium position and moving to the right at 39.9 cm/s.
Ammonium chloride , NH4, is a very soluble salt . 300g of ammonium chloride is dissolved in 600 ml of what . What is the molar concentration of the solution?
Consider a sequence of independent Bernoulli trials with p=0.34. What is the expected number of trials to obtain the first success?
In a clinical study, volunteers are tested for a gene that has been found to increase the risk for a disease. The probability that a person carries the gene is 0.1.
A 1.0 dm^3 glass bulb contains 1.0 x 10^23 H2 molecules. If the pressure exerted by the gas is 100 kPa, what are (a) the temperature of the gas, (b) the root mean square speeds of the molecules?
In a Young's double slit experiment, a 5th order maximum occurs at an angle of 1.422 degree. If the screen is 3.9m from the slit and the slit separation is 0.135mm, what weavlength being used?
How many collisions does a single Ar atom make in 1.0 s when the temperature is 25 degrees Celcius and the pressure is (a) 10 atm, (b) 1.0 atm, (c) 1.0 μatm?
1928977
Questions Asked
3,689
Active Tutors
1460123
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
What are the links between technology and human trafficking? How can actors across public and private sectors use technology to combat human trafficking
To explore the aging population in Portland (or your local community), please do one of the following activities or create one of your own and pass
Overview of Counseling Theories. Theories of Counseling and Psychotherapy: A Case Approach. Write a 1,500-2,000-word analysis describing your theory comparisons
As you learned in this unit, a Rogerian argument is one that presents two sides of a debate and argues for a solution that will satisfy both sides.
Discuss the rationale for choosing captopril in Mark's case. What should the nurse include in teaching Mark in order to minimize adverse effects
A 34-y.o. female presents with the complaint of a sudden excruciating pain in her back and points to her flank area on the right side.
Mention the health promotion intervention for this patient. What did you learn from this week's clinical experience that can beneficial for you as an advanced