How old is the peruvian corn
The 14C activity of some ancient Peruvian corn was foundto be 10 disintergrations per minute per gram of carbon. If present day plant life shows 15 dpm/g, how old is the Peruvian corn? Thehalf life of 14C is 5730 years.
Expected delivery within 24 Hours
The current density in a copper wire of radius 0.750 mm is uniform. The wire's length is 6.00 m, the end-to-end potential difference is 0.200 V, and the density of conduction electrons is 8.10 × 10^28 m-3. How long does an electron take (on
In the complex ion [ML6]n+, Mn+has seven d electrons and L is a strong field ligand. According to crystal field theory, the magnetic properties of the complex ion correspond to how many unpaired electrons?
The rope will break if the tension in it exceeds 2.10×104 , and our hero's mass is 80.5 . 1) If the angle between the rope and the horizontal is = 11.7, find the tension in the rope.
Find the center, foci, vertices, and lengths of the major and minor axes. If it is a parabola, find the vertex, focus, and directrix. If it is a hyperbola, find the center, foci, vertices, and asymptotes.
If an additional 5.0 mJ of energy are supplied to the rotational energy, what is the new angular speed of the ball?
Consider an electrochemical cell constructed from the followinghalf cells, linked by an external circuit and by a KCl salt bridge.1. an Al(s) electrode in 1.0 M Al(NO3)3solution 2. an Pb(s) electrode in 1.0MPb(NO3)2 solution.
The tangential acceleration at and the centripetal acceleration ac of a point at the edge of the disk.
Determine the amount of heat emitted when each of the following completely reacts (assume that there is more than enough of the other reactant):
1939371
Questions Asked
3,689
Active Tutors
1435558
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Identify one key relationship you have currently in your life (My mom, and we have a great relationships). What is that person and how would you describe that
According to Freud's Psychosexual Development, which stage are Jeffrey's symptoms consistent with?
Question: George's behavior may be less about the specific substance and more about replacing a deeply ingrained ritual.
1. Explain the controversy that surrounds personality and paraphilic disorder. 2. Explain your professional beliefs about this disorder, supporting
Take on the perspective of someone engaged in recruitment for human trafficking (such as a trafficker, pimp, or recruiter).
Some factors that contribute to a child being accepted or rejected by their peers can be their communication skills such as how the listen and respond to peers.
Question: You may not have alignment between your personal purpose and the corporate purpose in every job.