Calculate the time required for the sample to decay
Consider a certain type of nucleus that has a rate constant of 2.62 * 10^-2 min^-1. Calculate the time required for the sample to decay to one-fourth of its initial value.
Expected delivery within 24 Hours
A computer will be used to control flow through 10 pumping stations. The pumps exhibit a surging effect with a period of 2.2 sec. What is the minimum sampling rate to ensure quality data? How much time can be spent processing each station's da
A particle of mass 200kg is lifted up vertically by a force of 104N. Assuming the acceleration due to gravity is 10meterper.secondsquare, write a program to calculate the upward accelerat on of the particle.
What is the net force exerted by these two charges on a third charge q_3 = 46.5 nC placed between q_1 and q_2 at x_3 = -1.210 m? Your answer may be positive or negative, depending on the direction of the force.
An ethylene glycol solution contains 21.2 g of ethylene glycol in 85.4 ml of water. Compute the freezing point and boiling point of the solution.
A piece of stone m=5kg is attached to a string with length r=80 cm and is rotating in a VERTICAL circular path with constant speed of v=10m/s
A 1.50 L mixture of helium, neon, and argon has a total pressure of 1.47 atm at 298K. If the partial pressure of helium is 0.38 atm, and the partial pressure of argon is 0.32 atm, what mass of neon is present in the mixture?
An LVDT with associated signal conditioning will be used to measure work-piece motion from -20 to +20 cm. The static transfer function is 2.5 mV/mm. The output will be interfaced to a computer via an ADC.If the desired resolution is 0.5 mm, how
A 54.7-g sample of aluminum at 95.0 oC is dropped into 35.0 g of water at 40.0 oC. What is the final temperature of the mixture? (specific heat capacity of aluminum = 0.89 J/goC; specific heat capacity of water = 4.184 J/g degreesC)
1944087
Questions Asked
3,689
Active Tutors
1459132
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
A spider takes advantage of the shape of tree limbs to build a web. The tree is neither negatively nor positively impacted.
A certain animal lives in the shallow ocean water, just off the coast. It spends its whole time drifting along in the current, where it can use
The transgenic camelina plants offer several advantages: camelina has a relatively short life cycle and good resilience to abiotic stress,
Question: The plasma membrane evagination and subsequent bulk movement of of substances out of the cell is called?
The knowledge gained from studying transgenic Strongyloides species can be pivotal in finding novel targets for anti-parasitic treatments.
There are many advantages to having a transgenic Strongyloides species. This is a great model organism because it is very easy to culture
Describe the five common steps of a signal-transduction cascade and explain how each contributes to the specificity and amplification of cellular responses